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Finding the Third Proportional to 243,327.38 and 325,486.13

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Solution

The third proportional to 243,327.38 and 325,486.13 is: 435,385.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,327.38 : 325,486.13 = 325,486.13 : x
  2. Step 2: Convert to fraction form
    243,327.38/325,486.13 = 325,486.13/x
  3. Step 3: Cross multiply
    243,327.38x = 325,486.13 × 325,486.13
  4. Step 4: Simplify right side
    243,327.38x = 105,941,217,567.52
  5. Step 5: Solve for x
    x = 105,941,217,567.52/243,327.38
  6. Step 6: Final answer
    x = 435,385.53

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.