Home / 416,074.05-574,180.92-225,087.39

Finding the Fourth Proportional to 416,074.05, 574,180.92 and 225,087.39

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Solution

The fourth proportional to 416,074.05, 574,180.92 and 225,087.39 is: 310,619.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,074.05 : 574,180.92 = 225,087.39 : x
  2. Step 2: Convert to fraction form
    416,074.05/574,180.92 = 225,087.39/x
  3. Step 3: Cross multiply
    416,074.05x = 574,180.92 × 225,087.39
  4. Step 4: Simplify right side
    416,074.05x = 129,240,884,670.60
  5. Step 5: Solve for x
    x = 129,240,884,670.60/416,074.05
  6. Step 6: Final answer
    x = 310,619.91

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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.