Home / 721,547.83-1,082,695.20-523,502.83

Finding the Fourth Proportional to 721,547.83, 1,082,695.20 and 523,502.83

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Solution

The fourth proportional to 721,547.83, 1,082,695.20 and 523,502.83 is: 785,525.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,547.83 : 1,082,695.20 = 523,502.83 : x
  2. Step 2: Convert to fraction form
    721,547.83/1,082,695.20 = 523,502.83/x
  3. Step 3: Cross multiply
    721,547.83x = 1,082,695.20 × 523,502.83
  4. Step 4: Simplify right side
    721,547.83x = 566,794,001,227.42
  5. Step 5: Solve for x
    x = 566,794,001,227.42/721,547.83
  6. Step 6: Final answer
    x = 785,525.20

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Double scale
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1.5x scale

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.