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Finding the Fourth Proportional to 367,461.20, 551,191.80 and 180,837.20

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Solution

The fourth proportional to 367,461.20, 551,191.80 and 180,837.20 is: 271,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,461.20 : 551,191.80 = 180,837.20 : x
  2. Step 2: Convert to fraction form
    367,461.20/551,191.80 = 180,837.20/x
  3. Step 3: Cross multiply
    367,461.20x = 551,191.80 × 180,837.20
  4. Step 4: Simplify right side
    367,461.20x = 99,675,981,774.96
  5. Step 5: Solve for x
    x = 99,675,981,774.96/367,461.20
  6. Step 6: Final answer
    x = 271,255.80

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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.