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Finding the Fourth Proportional to 332,352.70, 498,529.05 and 310,045.30

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Solution

The fourth proportional to 332,352.70, 498,529.05 and 310,045.30 is: 465,067.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,352.70 : 498,529.05 = 310,045.30 : x
  2. Step 2: Convert to fraction form
    332,352.70/498,529.05 = 310,045.30/x
  3. Step 3: Cross multiply
    332,352.70x = 498,529.05 × 310,045.30
  4. Step 4: Simplify right side
    332,352.70x = 154,566,588,865.97
  5. Step 5: Solve for x
    x = 154,566,588,865.97/332,352.70
  6. Step 6: Final answer
    x = 465,067.95

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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.