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Finding the Fourth Proportional to 468,833.80, 703,240.98 and 113,849.68

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Solution

The fourth proportional to 468,833.80, 703,240.98 and 113,849.68 is: 170,772.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,833.80 : 703,240.98 = 113,849.68 : x
  2. Step 2: Convert to fraction form
    468,833.80/703,240.98 = 113,849.68/x
  3. Step 3: Cross multiply
    468,833.80x = 703,240.98 × 113,849.68
  4. Step 4: Simplify right side
    468,833.80x = 80,063,760,535.89
  5. Step 5: Solve for x
    x = 80,063,760,535.89/468,833.80
  6. Step 6: Final answer
    x = 170,772.16

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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.