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Finding the Third Proportional to 225,160 and 487,800

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Solution

The third proportional to 225,160 and 487,800 is: 1,056,798.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,160 : 487,800 = 487,800 : x
  2. Step 2: Convert to fraction form
    225,160/487,800 = 487,800/x
  3. Step 3: Cross multiply
    225,160x = 487,800 × 487,800
  4. Step 4: Simplify right side
    225,160x = 237,948,840,000
  5. Step 5: Solve for x
    x = 237,948,840,000/225,160
  6. Step 6: Final answer
    x = 1,056,798.90

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.