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Finding the Third Proportional to 161,245.69 and 252,006.19

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Solution

The third proportional to 161,245.69 and 252,006.19 is: 393,853.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,245.69 : 252,006.19 = 252,006.19 : x
  2. Step 2: Convert to fraction form
    161,245.69/252,006.19 = 252,006.19/x
  3. Step 3: Cross multiply
    161,245.69x = 252,006.19 × 252,006.19
  4. Step 4: Simplify right side
    161,245.69x = 63,507,118,538.29
  5. Step 5: Solve for x
    x = 63,507,118,538.29/161,245.69
  6. Step 6: Final answer
    x = 393,853.13

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.