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Finding the Third Proportional to 35,251.88 and 77,479.88

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Solution

The third proportional to 35,251.88 and 77,479.88 is: 170,292.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,251.88 : 77,479.88 = 77,479.88 : x
  2. Step 2: Convert to fraction form
    35,251.88/77,479.88 = 77,479.88/x
  3. Step 3: Cross multiply
    35,251.88x = 77,479.88 × 77,479.88
  4. Step 4: Simplify right side
    35,251.88x = 6,003,131,030.02
  5. Step 5: Solve for x
    x = 6,003,131,030.02/35,251.88
  6. Step 6: Final answer
    x = 170,292.53

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.