Home / 755,717.19-1,042,874.10-411,559.14

Finding the Fourth Proportional to 755,717.19, 1,042,874.10 and 411,559.14

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Solution

The fourth proportional to 755,717.19, 1,042,874.10 and 411,559.14 is: 567,943.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,717.19 : 1,042,874.10 = 411,559.14 : x
  2. Step 2: Convert to fraction form
    755,717.19/1,042,874.10 = 411,559.14/x
  3. Step 3: Cross multiply
    755,717.19x = 1,042,874.10 × 411,559.14
  4. Step 4: Simplify right side
    755,717.19x = 429,204,367,724.27
  5. Step 5: Solve for x
    x = 429,204,367,724.27/755,717.19
  6. Step 6: Final answer
    x = 567,943.11

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.