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Finding the Fourth Proportional to 332,396.55, 498,750.54 and 163,824.98

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Solution

The fourth proportional to 332,396.55, 498,750.54 and 163,824.98 is: 245,814.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,396.55 : 498,750.54 = 163,824.98 : x
  2. Step 2: Convert to fraction form
    332,396.55/498,750.54 = 163,824.98/x
  3. Step 3: Cross multiply
    332,396.55x = 498,750.54 × 163,824.98
  4. Step 4: Simplify right side
    332,396.55x = 81,707,799,502.73
  5. Step 5: Solve for x
    x = 81,707,799,502.73/332,396.55
  6. Step 6: Final answer
    x = 245,814.22

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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.