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Finding the Third Proportional to 70,360.38 and 103,680.13

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Solution

The third proportional to 70,360.38 and 103,680.13 is: 152,778.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,360.38 : 103,680.13 = 103,680.13 : x
  2. Step 2: Convert to fraction form
    70,360.38/103,680.13 = 103,680.13/x
  3. Step 3: Cross multiply
    70,360.38x = 103,680.13 × 103,680.13
  4. Step 4: Simplify right side
    70,360.38x = 10,749,568,320.02
  5. Step 5: Solve for x
    x = 10,749,568,320.02/70,360.38
  6. Step 6: Final answer
    x = 152,778.72

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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.