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Finding the Third Proportional to 124,217.44 and 268,117.88

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Solution

The third proportional to 124,217.44 and 268,117.88 is: 578,720.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,217.44 : 268,117.88 = 268,117.88 : x
  2. Step 2: Convert to fraction form
    124,217.44/268,117.88 = 268,117.88/x
  3. Step 3: Cross multiply
    124,217.44x = 268,117.88 × 268,117.88
  4. Step 4: Simplify right side
    124,217.44x = 71,887,194,894.52
  5. Step 5: Solve for x
    x = 71,887,194,894.52/124,217.44
  6. Step 6: Final answer
    x = 578,720.64

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.