Home / 974,874.15-1,345,301.15-539,280.15

Finding the Fourth Proportional to 974,874.15, 1,345,301.15 and 539,280.15

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Solution

The fourth proportional to 974,874.15, 1,345,301.15 and 539,280.15 is: 744,192.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,874.15 : 1,345,301.15 = 539,280.15 : x
  2. Step 2: Convert to fraction form
    974,874.15/1,345,301.15 = 539,280.15/x
  3. Step 3: Cross multiply
    974,874.15x = 1,345,301.15 × 539,280.15
  4. Step 4: Simplify right side
    974,874.15x = 725,494,202,270.49
  5. Step 5: Solve for x
    x = 725,494,202,270.49/974,874.15
  6. Step 6: Final answer
    x = 744,192.68

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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.