Home / 677,863.24-935,452.38-376,057.24

Finding the Fourth Proportional to 677,863.24, 935,452.38 and 376,057.24

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Solution

The fourth proportional to 677,863.24, 935,452.38 and 376,057.24 is: 518,959.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,863.24 : 935,452.38 = 376,057.24 : x
  2. Step 2: Convert to fraction form
    677,863.24/935,452.38 = 376,057.24/x
  3. Step 3: Cross multiply
    677,863.24x = 935,452.38 × 376,057.24
  4. Step 4: Simplify right side
    677,863.24x = 351,783,640,174.23
  5. Step 5: Solve for x
    x = 351,783,640,174.23/677,863.24
  6. Step 6: Final answer
    x = 518,959.61

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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.