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Finding the Fourth Proportional to 268,855.20, 403,574.40 and 150,757.20

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Solution

The fourth proportional to 268,855.20, 403,574.40 and 150,757.20 is: 226,299.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,855.20 : 403,574.40 = 150,757.20 : x
  2. Step 2: Convert to fraction form
    268,855.20/403,574.40 = 150,757.20/x
  3. Step 3: Cross multiply
    268,855.20x = 403,574.40 × 150,757.20
  4. Step 4: Simplify right side
    268,855.20x = 60,841,746,535.68
  5. Step 5: Solve for x
    x = 60,841,746,535.68/268,855.20
  6. Step 6: Final answer
    x = 226,299.31

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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.