Home / 856,175.28-1,181,456.85-474,193.86

Finding the Fourth Proportional to 856,175.28, 1,181,456.85 and 474,193.86

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Solution

The fourth proportional to 856,175.28, 1,181,456.85 and 474,193.86 is: 654,351.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,175.28 : 1,181,456.85 = 474,193.86 : x
  2. Step 2: Convert to fraction form
    856,175.28/1,181,456.85 = 474,193.86/x
  3. Step 3: Cross multiply
    856,175.28x = 1,181,456.85 × 474,193.86
  4. Step 4: Simplify right side
    856,175.28x = 560,239,588,118.40
  5. Step 5: Solve for x
    x = 560,239,588,118.40/856,175.28
  6. Step 6: Final answer
    x = 654,351.51

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Double scale
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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.