Home / 338,150.40-466,579.20-187,219.20

Finding the Fourth Proportional to 338,150.40, 466,579.20 and 187,219.20

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Solution

The fourth proportional to 338,150.40, 466,579.20 and 187,219.20 is: 258,324.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,150.40 : 466,579.20 = 187,219.20 : x
  2. Step 2: Convert to fraction form
    338,150.40/466,579.20 = 187,219.20/x
  3. Step 3: Cross multiply
    338,150.40x = 466,579.20 × 187,219.20
  4. Step 4: Simplify right side
    338,150.40x = 87,352,584,560.64
  5. Step 5: Solve for x
    x = 87,352,584,560.64/338,150.40
  6. Step 6: Final answer
    x = 258,324.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.