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Finding the Third Proportional to 69,555.38 and 152,475.75

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Solution

The third proportional to 69,555.38 and 152,475.75 is: 334,249.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,555.38 : 152,475.75 = 152,475.75 : x
  2. Step 2: Convert to fraction form
    69,555.38/152,475.75 = 152,475.75/x
  3. Step 3: Cross multiply
    69,555.38x = 152,475.75 × 152,475.75
  4. Step 4: Simplify right side
    69,555.38x = 23,248,854,338.06
  5. Step 5: Solve for x
    x = 23,248,854,338.06/69,555.38
  6. Step 6: Final answer
    x = 334,249.57

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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.