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Finding the Fourth Proportional to 298,962.24, 448,366.96 and 88,550.96

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Solution

The fourth proportional to 298,962.24, 448,366.96 and 88,550.96 is: 132,803.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,962.24 : 448,366.96 = 88,550.96 : x
  2. Step 2: Convert to fraction form
    298,962.24/448,366.96 = 88,550.96/x
  3. Step 3: Cross multiply
    298,962.24x = 448,366.96 × 88,550.96
  4. Step 4: Simplify right side
    298,962.24x = 39,703,324,740.28
  5. Step 5: Solve for x
    x = 39,703,324,740.28/298,962.24
  6. Step 6: Final answer
    x = 132,803.81

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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.