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Finding the Third Proportional to 159,655.50 and 266,081.63

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Solution

The third proportional to 159,655.50 and 266,081.63 is: 443,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,655.50 : 266,081.63 = 266,081.63 : x
  2. Step 2: Convert to fraction form
    159,655.50/266,081.63 = 266,081.63/x
  3. Step 3: Cross multiply
    159,655.50x = 266,081.63 × 266,081.63
  4. Step 4: Simplify right side
    159,655.50x = 70,799,431,162.64
  5. Step 5: Solve for x
    x = 70,799,431,162.64/159,655.50
  6. Step 6: Final answer
    x = 443,451.25

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.