Home / 865,332.60-1,297,998.90-566,734.20

Finding the Fourth Proportional to 865,332.60, 1,297,998.90 and 566,734.20

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Solution

The fourth proportional to 865,332.60, 1,297,998.90 and 566,734.20 is: 850,101.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,332.60 : 1,297,998.90 = 566,734.20 : x
  2. Step 2: Convert to fraction form
    865,332.60/1,297,998.90 = 566,734.20/x
  3. Step 3: Cross multiply
    865,332.60x = 1,297,998.90 × 566,734.20
  4. Step 4: Simplify right side
    865,332.60x = 735,620,368,192.38
  5. Step 5: Solve for x
    x = 735,620,368,192.38/865,332.60
  6. Step 6: Final answer
    x = 850,101.30

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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.