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Finding the Third Proportional to 668,401.88 and 1,008,617.06

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Solution

The third proportional to 668,401.88 and 1,008,617.06 is: 1,522,001.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,401.88 : 1,008,617.06 = 1,008,617.06 : x
  2. Step 2: Convert to fraction form
    668,401.88/1,008,617.06 = 1,008,617.06/x
  3. Step 3: Cross multiply
    668,401.88x = 1,008,617.06 × 1,008,617.06
  4. Step 4: Simplify right side
    668,401.88x = 1,017,308,378,766.13
  5. Step 5: Solve for x
    x = 1,017,308,378,766.13/668,401.88
  6. Step 6: Final answer
    x = 1,522,001.08

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.