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Finding the Third Proportional to 284,864 and 451,080

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Solution

The third proportional to 284,864 and 451,080 is: 714,281.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,864 : 451,080 = 451,080 : x
  2. Step 2: Convert to fraction form
    284,864/451,080 = 451,080/x
  3. Step 3: Cross multiply
    284,864x = 451,080 × 451,080
  4. Step 4: Simplify right side
    284,864x = 203,473,166,400
  5. Step 5: Solve for x
    x = 203,473,166,400/284,864
  6. Step 6: Final answer
    x = 714,281.78

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.