Home / 581,044.10-871,566.15-206,932.10

Finding the Fourth Proportional to 581,044.10, 871,566.15 and 206,932.10

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Solution

The fourth proportional to 581,044.10, 871,566.15 and 206,932.10 is: 310,398.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,044.10 : 871,566.15 = 206,932.10 : x
  2. Step 2: Convert to fraction form
    581,044.10/871,566.15 = 206,932.10/x
  3. Step 3: Cross multiply
    581,044.10x = 871,566.15 × 206,932.10
  4. Step 4: Simplify right side
    581,044.10x = 180,355,013,708.42
  5. Step 5: Solve for x
    x = 180,355,013,708.42/581,044.10
  6. Step 6: Final answer
    x = 310,398.15

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Double scale
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Similar ratio
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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.