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Finding the Fourth Proportional to 192,204.45, 288,306.68 and 183,456.45

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Solution

The fourth proportional to 192,204.45, 288,306.68 and 183,456.45 is: 275,184.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,204.45 : 288,306.68 = 183,456.45 : x
  2. Step 2: Convert to fraction form
    192,204.45/288,306.68 = 183,456.45/x
  3. Step 3: Cross multiply
    192,204.45x = 288,306.68 × 183,456.45
  4. Step 4: Simplify right side
    192,204.45x = 52,891,719,106.80
  5. Step 5: Solve for x
    x = 52,891,719,106.80/192,204.45
  6. Step 6: Final answer
    x = 275,184.68

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1.5x scale

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.