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Finding the Fourth Proportional to 951,561, 1,313,154.18 and 527,625

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Solution

The fourth proportional to 951,561, 1,313,154.18 and 527,625 is: 728,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,561 : 1,313,154.18 = 527,625 : x
  2. Step 2: Convert to fraction form
    951,561/1,313,154.18 = 527,625/x
  3. Step 3: Cross multiply
    951,561x = 1,313,154.18 × 527,625
  4. Step 4: Simplify right side
    951,561x = 692,852,974,222.50
  5. Step 5: Solve for x
    x = 692,852,974,222.50/951,561
  6. Step 6: Final answer
    x = 728,122.50

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1.5x scale

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.