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Finding the Fourth Proportional to 367,082.80, 550,186.80 and 153,850.30

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Solution

The fourth proportional to 367,082.80, 550,186.80 and 153,850.30 is: 230,592.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,082.80 : 550,186.80 = 153,850.30 : x
  2. Step 2: Convert to fraction form
    367,082.80/550,186.80 = 153,850.30/x
  3. Step 3: Cross multiply
    367,082.80x = 550,186.80 × 153,850.30
  4. Step 4: Simplify right side
    367,082.80x = 84,646,404,236.04
  5. Step 5: Solve for x
    x = 84,646,404,236.04/367,082.80
  6. Step 6: Final answer
    x = 230,592.13

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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.