Home / 626,973.67-865,230.02-340,499.35

Finding the Fourth Proportional to 626,973.67, 865,230.02 and 340,499.35

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Solution

The fourth proportional to 626,973.67, 865,230.02 and 340,499.35 is: 469,892.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,973.67 : 865,230.02 = 340,499.35 : x
  2. Step 2: Convert to fraction form
    626,973.67/865,230.02 = 340,499.35/x
  3. Step 3: Cross multiply
    626,973.67x = 865,230.02 × 340,499.35
  4. Step 4: Simplify right side
    626,973.67x = 294,610,259,410.49
  5. Step 5: Solve for x
    x = 294,610,259,410.49/626,973.67
  6. Step 6: Final answer
    x = 469,892.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.