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Finding the Fourth Proportional to 417,771.59, 576,525.53 and 226,785.11

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Solution

The fourth proportional to 417,771.59, 576,525.53 and 226,785.11 is: 312,963.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,771.59 : 576,525.53 = 226,785.11 : x
  2. Step 2: Convert to fraction form
    417,771.59/576,525.53 = 226,785.11/x
  3. Step 3: Cross multiply
    417,771.59x = 576,525.53 × 226,785.11
  4. Step 4: Simplify right side
    417,771.59x = 130,747,404,604.93
  5. Step 5: Solve for x
    x = 130,747,404,604.93/417,771.59
  6. Step 6: Final answer
    x = 312,963.85

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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.