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Finding the Fourth Proportional to 468,281.68, 701,809.92 and 187,995.76

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Solution

The fourth proportional to 468,281.68, 701,809.92 and 187,995.76 is: 281,747.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,281.68 : 701,809.92 = 187,995.76 : x
  2. Step 2: Convert to fraction form
    468,281.68/701,809.92 = 187,995.76/x
  3. Step 3: Cross multiply
    468,281.68x = 701,809.92 × 187,995.76
  4. Step 4: Simplify right side
    468,281.68x = 131,937,289,285.94
  5. Step 5: Solve for x
    x = 131,937,289,285.94/468,281.68
  6. Step 6: Final answer
    x = 281,747.71

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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.