Home / 416,633.20-623,370.30-276,665.20

Finding the Fourth Proportional to 416,633.20, 623,370.30 and 276,665.20

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Solution

The fourth proportional to 416,633.20, 623,370.30 and 276,665.20 is: 413,948.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,633.20 : 623,370.30 = 276,665.20 : x
  2. Step 2: Convert to fraction form
    416,633.20/623,370.30 = 276,665.20/x
  3. Step 3: Cross multiply
    416,633.20x = 623,370.30 × 276,665.20
  4. Step 4: Simplify right side
    416,633.20x = 172,464,868,723.56
  5. Step 5: Solve for x
    x = 172,464,868,723.56/416,633.20
  6. Step 6: Final answer
    x = 413,948.93

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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.