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Finding the Fourth Proportional to 524,532.04, 786,604.92 and 187,481.56

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Solution

The fourth proportional to 524,532.04, 786,604.92 and 187,481.56 is: 281,153.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,532.04 : 786,604.92 = 187,481.56 : x
  2. Step 2: Convert to fraction form
    524,532.04/786,604.92 = 187,481.56/x
  3. Step 3: Cross multiply
    524,532.04x = 786,604.92 × 187,481.56
  4. Step 4: Simplify right side
    524,532.04x = 147,473,917,505.28
  5. Step 5: Solve for x
    x = 147,473,917,505.28/524,532.04
  6. Step 6: Final answer
    x = 281,153.31

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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.