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Finding the Fourth Proportional to 328,098.75, 452,776.28 and 177,195.75

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Solution

The fourth proportional to 328,098.75, 452,776.28 and 177,195.75 is: 244,530.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,098.75 : 452,776.28 = 177,195.75 : x
  2. Step 2: Convert to fraction form
    328,098.75/452,776.28 = 177,195.75/x
  3. Step 3: Cross multiply
    328,098.75x = 452,776.28 × 177,195.75
  4. Step 4: Simplify right side
    328,098.75x = 80,230,031,630.83
  5. Step 5: Solve for x
    x = 80,230,031,630.83/328,098.75
  6. Step 6: Final answer
    x = 244,530.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.