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Finding the Third Proportional to 124,745 and 266,986

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Solution

The third proportional to 124,745 and 266,986 is: 571,417.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,745 : 266,986 = 266,986 : x
  2. Step 2: Convert to fraction form
    124,745/266,986 = 266,986/x
  3. Step 3: Cross multiply
    124,745x = 266,986 × 266,986
  4. Step 4: Simplify right side
    124,745x = 71,281,524,196
  5. Step 5: Solve for x
    x = 71,281,524,196/124,745
  6. Step 6: Final answer
    x = 571,417.89

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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.