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Finding the Third Proportional to 173,617.88 and 260,888.63

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Solution

The third proportional to 173,617.88 and 260,888.63 is: 392,026.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,617.88 : 260,888.63 = 260,888.63 : x
  2. Step 2: Convert to fraction form
    173,617.88/260,888.63 = 260,888.63/x
  3. Step 3: Cross multiply
    173,617.88x = 260,888.63 × 260,888.63
  4. Step 4: Simplify right side
    173,617.88x = 68,062,874,654.39
  5. Step 5: Solve for x
    x = 68,062,874,654.39/173,617.88
  6. Step 6: Final answer
    x = 392,026.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.