Home / 416,413.28-574,645.56-225,422.48

Finding the Fourth Proportional to 416,413.28, 574,645.56 and 225,422.48

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Solution

The fourth proportional to 416,413.28, 574,645.56 and 225,422.48 is: 311,080.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,413.28 : 574,645.56 = 225,422.48 : x
  2. Step 2: Convert to fraction form
    416,413.28/574,645.56 = 225,422.48/x
  3. Step 3: Cross multiply
    416,413.28x = 574,645.56 × 225,422.48
  4. Step 4: Simplify right side
    416,413.28x = 129,538,027,256.19
  5. Step 5: Solve for x
    x = 129,538,027,256.19/416,413.28
  6. Step 6: Final answer
    x = 311,080.44

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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.