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Finding the Third Proportional to 88,722 and 127,531.69

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Solution

The third proportional to 88,722 and 127,531.69 is: 183,317.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,722 : 127,531.69 = 127,531.69 : x
  2. Step 2: Convert to fraction form
    88,722/127,531.69 = 127,531.69/x
  3. Step 3: Cross multiply
    88,722x = 127,531.69 × 127,531.69
  4. Step 4: Simplify right side
    88,722x = 16,264,331,316.60
  5. Step 5: Solve for x
    x = 16,264,331,316.60/88,722
  6. Step 6: Final answer
    x = 183,317.91

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.