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Finding the Third Proportional to 29,702.25 and 43,215.75

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Solution

The third proportional to 29,702.25 and 43,215.75 is: 62,877.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,702.25 : 43,215.75 = 43,215.75 : x
  2. Step 2: Convert to fraction form
    29,702.25/43,215.75 = 43,215.75/x
  3. Step 3: Cross multiply
    29,702.25x = 43,215.75 × 43,215.75
  4. Step 4: Simplify right side
    29,702.25x = 1,867,601,048.06
  5. Step 5: Solve for x
    x = 1,867,601,048.06/29,702.25
  6. Step 6: Final answer
    x = 62,877.43

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.