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Finding the Third Proportional to 71,799.75 and 153,373.50

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Solution

The third proportional to 71,799.75 and 153,373.50 is: 327,625.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,799.75 : 153,373.50 = 153,373.50 : x
  2. Step 2: Convert to fraction form
    71,799.75/153,373.50 = 153,373.50/x
  3. Step 3: Cross multiply
    71,799.75x = 153,373.50 × 153,373.50
  4. Step 4: Simplify right side
    71,799.75x = 23,523,430,502.25
  5. Step 5: Solve for x
    x = 23,523,430,502.25/71,799.75
  6. Step 6: Final answer
    x = 327,625.52

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.