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Finding the Third Proportional to 251,006.63 and 382,390.88

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Solution

The third proportional to 251,006.63 and 382,390.88 is: 582,545.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,006.63 : 382,390.88 = 382,390.88 : x
  2. Step 2: Convert to fraction form
    251,006.63/382,390.88 = 382,390.88/x
  3. Step 3: Cross multiply
    251,006.63x = 382,390.88 × 382,390.88
  4. Step 4: Simplify right side
    251,006.63x = 146,222,781,283.27
  5. Step 5: Solve for x
    x = 146,222,781,283.27/251,006.63
  6. Step 6: Final answer
    x = 582,545.51

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.