Home / 416,619.90-574,932.60-225,628.92

Finding the Fourth Proportional to 416,619.90, 574,932.60 and 225,628.92

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Solution

The fourth proportional to 416,619.90, 574,932.60 and 225,628.92 is: 311,366.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,619.90 : 574,932.60 = 225,628.92 : x
  2. Step 2: Convert to fraction form
    416,619.90/574,932.60 = 225,628.92/x
  3. Step 3: Cross multiply
    416,619.90x = 574,932.60 × 225,628.92
  4. Step 4: Simplify right side
    416,619.90x = 129,721,421,610.79
  5. Step 5: Solve for x
    x = 129,721,421,610.79/416,619.90
  6. Step 6: Final answer
    x = 311,366.36

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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.