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Finding the Fourth Proportional to 367,500.80, 550,959.60 and 201,288.80

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Solution

The fourth proportional to 367,500.80, 550,959.60 and 201,288.80 is: 301,773.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,500.80 : 550,959.60 = 201,288.80 : x
  2. Step 2: Convert to fraction form
    367,500.80/550,959.60 = 201,288.80/x
  3. Step 3: Cross multiply
    367,500.80x = 550,959.60 × 201,288.80
  4. Step 4: Simplify right side
    367,500.80x = 110,901,996,732.48
  5. Step 5: Solve for x
    x = 110,901,996,732.48/367,500.80
  6. Step 6: Final answer
    x = 301,773.48

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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.