Home / 283,628.20-425,442.30-266,132.20

Finding the Fourth Proportional to 283,628.20, 425,442.30 and 266,132.20

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Solution

The fourth proportional to 283,628.20, 425,442.30 and 266,132.20 is: 399,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,628.20 : 425,442.30 = 266,132.20 : x
  2. Step 2: Convert to fraction form
    283,628.20/425,442.30 = 266,132.20/x
  3. Step 3: Cross multiply
    283,628.20x = 425,442.30 × 266,132.20
  4. Step 4: Simplify right side
    283,628.20x = 113,223,895,272.06
  5. Step 5: Solve for x
    x = 113,223,895,272.06/283,628.20
  6. Step 6: Final answer
    x = 399,198.30

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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.