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Finding the Fourth Proportional to 247,324.74, 370,993.50 and 67,411.65

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Solution

The fourth proportional to 247,324.74, 370,993.50 and 67,411.65 is: 101,119.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,324.74 : 370,993.50 = 67,411.65 : x
  2. Step 2: Convert to fraction form
    247,324.74/370,993.50 = 67,411.65/x
  3. Step 3: Cross multiply
    247,324.74x = 370,993.50 × 67,411.65
  4. Step 4: Simplify right side
    247,324.74x = 25,009,282,119.31
  5. Step 5: Solve for x
    x = 25,009,282,119.31/247,324.74
  6. Step 6: Final answer
    x = 101,119.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.