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Finding the Fourth Proportional to 332,318.70, 498,186.45 and 199,251.90

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Solution

The fourth proportional to 332,318.70, 498,186.45 and 199,251.90 is: 298,703.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,318.70 : 498,186.45 = 199,251.90 : x
  2. Step 2: Convert to fraction form
    332,318.70/498,186.45 = 199,251.90/x
  3. Step 3: Cross multiply
    332,318.70x = 498,186.45 × 199,251.90
  4. Step 4: Simplify right side
    332,318.70x = 99,264,596,716.76
  5. Step 5: Solve for x
    x = 99,264,596,716.76/332,318.70
  6. Step 6: Final answer
    x = 298,703.01

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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.