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Finding the Third Proportional to 72,975.38 and 93,246.75

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Solution

The third proportional to 72,975.38 and 93,246.75 is: 119,149.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,975.38 : 93,246.75 = 93,246.75 : x
  2. Step 2: Convert to fraction form
    72,975.38/93,246.75 = 93,246.75/x
  3. Step 3: Cross multiply
    72,975.38x = 93,246.75 × 93,246.75
  4. Step 4: Simplify right side
    72,975.38x = 8,694,956,385.56
  5. Step 5: Solve for x
    x = 8,694,956,385.56/72,975.38
  6. Step 6: Final answer
    x = 119,149.18

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.