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Finding the Third Proportional to 58,644 and 126,360

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Solution

The third proportional to 58,644 and 126,360 is: 272,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,644 : 126,360 = 126,360 : x
  2. Step 2: Convert to fraction form
    58,644/126,360 = 126,360/x
  3. Step 3: Cross multiply
    58,644x = 126,360 × 126,360
  4. Step 4: Simplify right side
    58,644x = 15,966,849,600
  5. Step 5: Solve for x
    x = 15,966,849,600/58,644
  6. Step 6: Final answer
    x = 272,267.40

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.