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Finding the Fourth Proportional to 240,806.04, 361,232.82 and 83,013.72

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Solution

The fourth proportional to 240,806.04, 361,232.82 and 83,013.72 is: 124,528.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,806.04 : 361,232.82 = 83,013.72 : x
  2. Step 2: Convert to fraction form
    240,806.04/361,232.82 = 83,013.72/x
  3. Step 3: Cross multiply
    240,806.04x = 361,232.82 × 83,013.72
  4. Step 4: Simplify right side
    240,806.04x = 29,987,280,174.29
  5. Step 5: Solve for x
    x = 29,987,280,174.29/240,806.04
  6. Step 6: Final answer
    x = 124,528.77

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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.