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Finding the Third Proportional to 518,272 and 799,550

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Solution

The third proportional to 518,272 and 799,550 is: 1,233,483.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,272 : 799,550 = 799,550 : x
  2. Step 2: Convert to fraction form
    518,272/799,550 = 799,550/x
  3. Step 3: Cross multiply
    518,272x = 799,550 × 799,550
  4. Step 4: Simplify right side
    518,272x = 639,280,202,500
  5. Step 5: Solve for x
    x = 639,280,202,500/518,272
  6. Step 6: Final answer
    x = 1,233,483.97

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.