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Finding the Third Proportional to 69,599.88 and 151,695.28

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Solution

The third proportional to 69,599.88 and 151,695.28 is: 330,624.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,599.88 : 151,695.28 = 151,695.28 : x
  2. Step 2: Convert to fraction form
    69,599.88/151,695.28 = 151,695.28/x
  3. Step 3: Cross multiply
    69,599.88x = 151,695.28 × 151,695.28
  4. Step 4: Simplify right side
    69,599.88x = 23,011,458,353.52
  5. Step 5: Solve for x
    x = 23,011,458,353.52/69,599.88
  6. Step 6: Final answer
    x = 330,624.96

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.