Home / 366,139.32-548,217.78-259,083.24

Finding the Fourth Proportional to 366,139.32, 548,217.78 and 259,083.24

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Solution

The fourth proportional to 366,139.32, 548,217.78 and 259,083.24 is: 387,923.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,139.32 : 548,217.78 = 259,083.24 : x
  2. Step 2: Convert to fraction form
    366,139.32/548,217.78 = 259,083.24/x
  3. Step 3: Cross multiply
    366,139.32x = 548,217.78 × 259,083.24
  4. Step 4: Simplify right side
    366,139.32x = 142,034,038,668.01
  5. Step 5: Solve for x
    x = 142,034,038,668.01/366,139.32
  6. Step 6: Final answer
    x = 387,923.48

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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.