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Finding the Fourth Proportional to 417,773.69, 576,526.27 and 226,785.71

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Solution

The fourth proportional to 417,773.69, 576,526.27 and 226,785.71 is: 312,963.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,773.69 : 576,526.27 = 226,785.71 : x
  2. Step 2: Convert to fraction form
    417,773.69/576,526.27 = 226,785.71/x
  3. Step 3: Cross multiply
    417,773.69x = 576,526.27 × 226,785.71
  4. Step 4: Simplify right side
    417,773.69x = 130,747,919,475.60
  5. Step 5: Solve for x
    x = 130,747,919,475.60/417,773.69
  6. Step 6: Final answer
    x = 312,963.51

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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.