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Finding the Fourth Proportional to 502,495.02, 753,859.13 and 165,523.59

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Solution

The fourth proportional to 502,495.02, 753,859.13 and 165,523.59 is: 248,323.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,495.02 : 753,859.13 = 165,523.59 : x
  2. Step 2: Convert to fraction form
    502,495.02/753,859.13 = 165,523.59/x
  3. Step 3: Cross multiply
    502,495.02x = 753,859.13 × 165,523.59
  4. Step 4: Simplify right side
    502,495.02x = 124,781,468,724.26
  5. Step 5: Solve for x
    x = 124,781,468,724.26/502,495.02
  6. Step 6: Final answer
    x = 248,323.79

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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.