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Finding the Fourth Proportional to 504,141.24, 756,434.28 and 267,425.88

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Solution

The fourth proportional to 504,141.24, 756,434.28 and 267,425.88 is: 401,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,141.24 : 756,434.28 = 267,425.88 : x
  2. Step 2: Convert to fraction form
    504,141.24/756,434.28 = 267,425.88/x
  3. Step 3: Cross multiply
    504,141.24x = 756,434.28 × 267,425.88
  4. Step 4: Simplify right side
    504,141.24x = 202,290,102,991.17
  5. Step 5: Solve for x
    x = 202,290,102,991.17/504,141.24
  6. Step 6: Final answer
    x = 401,256.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.