Home / 951,869.38-1,313,567.49-543,966.55

Finding the Fourth Proportional to 951,869.38, 1,313,567.49 and 543,966.55

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Solution

The fourth proportional to 951,869.38, 1,313,567.49 and 543,966.55 is: 750,666.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,869.38 : 1,313,567.49 = 543,966.55 : x
  2. Step 2: Convert to fraction form
    951,869.38/1,313,567.49 = 543,966.55/x
  3. Step 3: Cross multiply
    951,869.38x = 1,313,567.49 × 543,966.55
  4. Step 4: Simplify right side
    951,869.38x = 714,536,770,403.67
  5. Step 5: Solve for x
    x = 714,536,770,403.67/951,869.38
  6. Step 6: Final answer
    x = 750,666.83

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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.