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Finding the Third Proportional to 124,699.50 and 267,117.75

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Solution

The third proportional to 124,699.50 and 267,117.75 is: 572,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,699.50 : 267,117.75 = 267,117.75 : x
  2. Step 2: Convert to fraction form
    124,699.50/267,117.75 = 267,117.75/x
  3. Step 3: Cross multiply
    124,699.50x = 267,117.75 × 267,117.75
  4. Step 4: Simplify right side
    124,699.50x = 71,351,892,365.06
  5. Step 5: Solve for x
    x = 71,351,892,365.06/124,699.50
  6. Step 6: Final answer
    x = 572,190.69

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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.