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Finding the Third Proportional to 158,863.50 and 233,430.75

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Solution

The third proportional to 158,863.50 and 233,430.75 is: 342,998.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,863.50 : 233,430.75 = 233,430.75 : x
  2. Step 2: Convert to fraction form
    158,863.50/233,430.75 = 233,430.75/x
  3. Step 3: Cross multiply
    158,863.50x = 233,430.75 × 233,430.75
  4. Step 4: Simplify right side
    158,863.50x = 54,489,915,045.56
  5. Step 5: Solve for x
    x = 54,489,915,045.56/158,863.50
  6. Step 6: Final answer
    x = 342,998.33

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.