Home / 838,232.96-1,156,729.38-475,635.20

Finding the Fourth Proportional to 838,232.96, 1,156,729.38 and 475,635.20

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Solution

The fourth proportional to 838,232.96, 1,156,729.38 and 475,635.20 is: 656,358.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,232.96 : 1,156,729.38 = 475,635.20 : x
  2. Step 2: Convert to fraction form
    838,232.96/1,156,729.38 = 475,635.20/x
  3. Step 3: Cross multiply
    838,232.96x = 1,156,729.38 × 475,635.20
  4. Step 4: Simplify right side
    838,232.96x = 550,181,204,218.53
  5. Step 5: Solve for x
    x = 550,181,204,218.53/838,232.96
  6. Step 6: Final answer
    x = 656,358.36

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Half scale
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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.