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Finding the Fourth Proportional to 504,776.64, 757,001.13 and 167,726.79

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Solution

The fourth proportional to 504,776.64, 757,001.13 and 167,726.79 is: 251,535.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,776.64 : 757,001.13 = 167,726.79 : x
  2. Step 2: Convert to fraction form
    504,776.64/757,001.13 = 167,726.79/x
  3. Step 3: Cross multiply
    504,776.64x = 757,001.13 × 167,726.79
  4. Step 4: Simplify right side
    504,776.64x = 126,969,369,561.27
  5. Step 5: Solve for x
    x = 126,969,369,561.27/504,776.64
  6. Step 6: Final answer
    x = 251,535.75

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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.