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Finding the Third Proportional to 111,315.75 and 247,545.75

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Solution

The third proportional to 111,315.75 and 247,545.75 is: 550,496.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,315.75 : 247,545.75 = 247,545.75 : x
  2. Step 2: Convert to fraction form
    111,315.75/247,545.75 = 247,545.75/x
  3. Step 3: Cross multiply
    111,315.75x = 247,545.75 × 247,545.75
  4. Step 4: Simplify right side
    111,315.75x = 61,278,898,343.06
  5. Step 5: Solve for x
    x = 61,278,898,343.06/111,315.75
  6. Step 6: Final answer
    x = 550,496.21

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.