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Finding the Third Proportional to 296,431.88 and 659,180.25

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Solution

The third proportional to 296,431.88 and 659,180.25 is: 1,465,829.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,431.88 : 659,180.25 = 659,180.25 : x
  2. Step 2: Convert to fraction form
    296,431.88/659,180.25 = 659,180.25/x
  3. Step 3: Cross multiply
    296,431.88x = 659,180.25 × 659,180.25
  4. Step 4: Simplify right side
    296,431.88x = 434,518,601,990.06
  5. Step 5: Solve for x
    x = 434,518,601,990.06/296,431.88
  6. Step 6: Final answer
    x = 1,465,829.55

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.