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Finding the Third Proportional to 141,348.38 and 218,584.13

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Solution

The third proportional to 141,348.38 and 218,584.13 is: 338,023.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,348.38 : 218,584.13 = 218,584.13 : x
  2. Step 2: Convert to fraction form
    141,348.38/218,584.13 = 218,584.13/x
  3. Step 3: Cross multiply
    141,348.38x = 218,584.13 × 218,584.13
  4. Step 4: Simplify right side
    141,348.38x = 47,779,019,702.02
  5. Step 5: Solve for x
    x = 47,779,019,702.02/141,348.38
  6. Step 6: Final answer
    x = 338,023.13

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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.