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Finding the Fourth Proportional to 620,590,227,866.30, 930,885,341,799.45 and 620,590,227,866.30

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Solution

The fourth proportional to 620,590,227,866.30, 930,885,341,799.45 and 620,590,227,866.30 is: 930,885,341,799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,590,227,866.30 : 930,885,341,799.45 = 620,590,227,866.30 : x
  2. Step 2: Convert to fraction form
    620,590,227,866.30/930,885,341,799.45 = 620,590,227,866.30/x
  3. Step 3: Cross multiply
    620,590,227,866.30x = 930,885,341,799.45 × 620,590,227,866.30
  4. Step 4: Simplify right side
    620,590,227,866.30x = 577,698,346,384,719,253,340,160
  5. Step 5: Solve for x
    x = 577,698,346,384,719,253,340,160/620,590,227,866.30
  6. Step 6: Final answer
    x = 930,885,341,799.45

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.