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Finding the Fourth Proportional to 417,752.01, 576,498.42 and 226,765.53

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Solution

The fourth proportional to 417,752.01, 576,498.42 and 226,765.53 is: 312,936.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,752.01 : 576,498.42 = 226,765.53 : x
  2. Step 2: Convert to fraction form
    417,752.01/576,498.42 = 226,765.53/x
  3. Step 3: Cross multiply
    417,752.01x = 576,498.42 × 226,765.53
  4. Step 4: Simplify right side
    417,752.01x = 130,729,969,755.46
  5. Step 5: Solve for x
    x = 130,729,969,755.46/417,752.01
  6. Step 6: Final answer
    x = 312,936.78

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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.