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Finding the Fourth Proportional to 323,295.96, 484,632.90 and 165,598.68

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Solution

The fourth proportional to 323,295.96, 484,632.90 and 165,598.68 is: 248,238.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,295.96 : 484,632.90 = 165,598.68 : x
  2. Step 2: Convert to fraction form
    323,295.96/484,632.90 = 165,598.68/x
  3. Step 3: Cross multiply
    323,295.96x = 484,632.90 × 165,598.68
  4. Step 4: Simplify right side
    323,295.96x = 80,254,568,524.57
  5. Step 5: Solve for x
    x = 80,254,568,524.57/323,295.96
  6. Step 6: Final answer
    x = 248,238.70

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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.