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Finding the Third Proportional to 46,839.38 and 71,430.75

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Solution

The third proportional to 46,839.38 and 71,430.75 is: 108,932.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,839.38 : 71,430.75 = 71,430.75 : x
  2. Step 2: Convert to fraction form
    46,839.38/71,430.75 = 71,430.75/x
  3. Step 3: Cross multiply
    46,839.38x = 71,430.75 × 71,430.75
  4. Step 4: Simplify right side
    46,839.38x = 5,102,352,045.56
  5. Step 5: Solve for x
    x = 5,102,352,045.56/46,839.38
  6. Step 6: Final answer
    x = 108,932.97

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.