Home / 910,463.27-1,256,439.12-502,565.00

Finding the Fourth Proportional to 910,463.27, 1,256,439.12 and 502,565.00

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Solution

The fourth proportional to 910,463.27, 1,256,439.12 and 502,565.00 is: 693,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,463.27 : 1,256,439.12 = 502,565.00 : x
  2. Step 2: Convert to fraction form
    910,463.27/1,256,439.12 = 502,565.00/x
  3. Step 3: Cross multiply
    910,463.27x = 1,256,439.12 × 502,565.00
  4. Step 4: Simplify right side
    910,463.27x = 631,442,328,070.38
  5. Step 5: Solve for x
    x = 631,442,328,070.38/910,463.27
  6. Step 6: Final answer
    x = 693,539.60

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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.