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Finding the Third Proportional to 182,773.50 and 272,639

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Solution

The third proportional to 182,773.50 and 272,639 is: 406,689.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,773.50 : 272,639 = 272,639 : x
  2. Step 2: Convert to fraction form
    182,773.50/272,639 = 272,639/x
  3. Step 3: Cross multiply
    182,773.50x = 272,639 × 272,639
  4. Step 4: Simplify right side
    182,773.50x = 74,332,024,321
  5. Step 5: Solve for x
    x = 74,332,024,321/182,773.50
  6. Step 6: Final answer
    x = 406,689.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.