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Finding the Third Proportional to 162,227.88 and 251,842.13

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Solution

The third proportional to 162,227.88 and 251,842.13 is: 390,959.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,227.88 : 251,842.13 = 251,842.13 : x
  2. Step 2: Convert to fraction form
    162,227.88/251,842.13 = 251,842.13/x
  3. Step 3: Cross multiply
    162,227.88x = 251,842.13 × 251,842.13
  4. Step 4: Simplify right side
    162,227.88x = 63,424,455,924.52
  5. Step 5: Solve for x
    x = 63,424,455,924.52/162,227.88
  6. Step 6: Final answer
    x = 390,959.05

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.