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Finding the Third Proportional to 999,481.78 and 1,587,796.17

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Solution

The third proportional to 999,481.78 and 1,587,796.17 is: 2,522,403.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,481.78 : 1,587,796.17 = 1,587,796.17 : x
  2. Step 2: Convert to fraction form
    999,481.78/1,587,796.17 = 1,587,796.17/x
  3. Step 3: Cross multiply
    999,481.78x = 1,587,796.17 × 1,587,796.17
  4. Step 4: Simplify right side
    999,481.78x = 2,521,096,683,420.90
  5. Step 5: Solve for x
    x = 2,521,096,683,420.90/999,481.78
  6. Step 6: Final answer
    x = 2,522,403.84

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.