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Finding the Third Proportional to 151,665.38 and 333,146.38

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Solution

The third proportional to 151,665.38 and 333,146.38 is: 731,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,665.38 : 333,146.38 = 333,146.38 : x
  2. Step 2: Convert to fraction form
    151,665.38/333,146.38 = 333,146.38/x
  3. Step 3: Cross multiply
    151,665.38x = 333,146.38 × 333,146.38
  4. Step 4: Simplify right side
    151,665.38x = 110,986,507,175.64
  5. Step 5: Solve for x
    x = 110,986,507,175.64/151,665.38
  6. Step 6: Final answer
    x = 731,785.40

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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.