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Finding the Third Proportional to 74,449.13 and 160,562.25

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Solution

The third proportional to 74,449.13 and 160,562.25 is: 346,279.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,449.13 : 160,562.25 = 160,562.25 : x
  2. Step 2: Convert to fraction form
    74,449.13/160,562.25 = 160,562.25/x
  3. Step 3: Cross multiply
    74,449.13x = 160,562.25 × 160,562.25
  4. Step 4: Simplify right side
    74,449.13x = 25,780,236,125.06
  5. Step 5: Solve for x
    x = 25,780,236,125.06/74,449.13
  6. Step 6: Final answer
    x = 346,279.91

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.