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Finding the Third Proportional to 131,560.88 and 288,160.88

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Solution

The third proportional to 131,560.88 and 288,160.88 is: 631,165.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,560.88 : 288,160.88 = 288,160.88 : x
  2. Step 2: Convert to fraction form
    131,560.88/288,160.88 = 288,160.88/x
  3. Step 3: Cross multiply
    131,560.88x = 288,160.88 × 288,160.88
  4. Step 4: Simplify right side
    131,560.88x = 83,036,689,880.77
  5. Step 5: Solve for x
    x = 83,036,689,880.77/131,560.88
  6. Step 6: Final answer
    x = 631,165.53

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.