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Finding the Fourth Proportional to 1,973,957.06, 2,961,040.82 and 626,227.43

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Solution

The fourth proportional to 1,973,957.06, 2,961,040.82 and 626,227.43 is: 939,374.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,957.06 : 2,961,040.82 = 626,227.43 : x
  2. Step 2: Convert to fraction form
    1,973,957.06/2,961,040.82 = 626,227.43/x
  3. Step 3: Cross multiply
    1,973,957.06x = 2,961,040.82 × 626,227.43
  4. Step 4: Simplify right side
    1,973,957.06x = 1,854,284,964,897.35
  5. Step 5: Solve for x
    x = 1,854,284,964,897.35/1,973,957.06
  6. Step 6: Final answer
    x = 939,374.52

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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.