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Finding the Fourth Proportional to 502,371.36, 753,273 and 165,320.94

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Solution

The fourth proportional to 502,371.36, 753,273 and 165,320.94 is: 247,887.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,371.36 : 753,273 = 165,320.94 : x
  2. Step 2: Convert to fraction form
    502,371.36/753,273 = 165,320.94/x
  3. Step 3: Cross multiply
    502,371.36x = 753,273 × 165,320.94
  4. Step 4: Simplify right side
    502,371.36x = 124,531,800,436.62
  5. Step 5: Solve for x
    x = 124,531,800,436.62/502,371.36
  6. Step 6: Final answer
    x = 247,887.94

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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.