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Finding the Fourth Proportional to 360,972.48, 541,550.88 and 108,252

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Solution

The fourth proportional to 360,972.48, 541,550.88 and 108,252 is: 162,405.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,972.48 : 541,550.88 = 108,252 : x
  2. Step 2: Convert to fraction form
    360,972.48/541,550.88 = 108,252/x
  3. Step 3: Cross multiply
    360,972.48x = 541,550.88 × 108,252
  4. Step 4: Simplify right side
    360,972.48x = 58,623,965,861.76
  5. Step 5: Solve for x
    x = 58,623,965,861.76/360,972.48
  6. Step 6: Final answer
    x = 162,405.64

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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.