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Finding the Third Proportional to 161,220.38 and 248,599.13

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Solution

The third proportional to 161,220.38 and 248,599.13 is: 383,335.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,220.38 : 248,599.13 = 248,599.13 : x
  2. Step 2: Convert to fraction form
    161,220.38/248,599.13 = 248,599.13/x
  3. Step 3: Cross multiply
    161,220.38x = 248,599.13 × 248,599.13
  4. Step 4: Simplify right side
    161,220.38x = 61,801,524,950.77
  5. Step 5: Solve for x
    x = 61,801,524,950.77/161,220.38
  6. Step 6: Final answer
    x = 383,335.70

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.