Home / 819,073.44-1,228,777.20-464,245.92

Finding the Fourth Proportional to 819,073.44, 1,228,777.20 and 464,245.92

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Solution

The fourth proportional to 819,073.44, 1,228,777.20 and 464,245.92 is: 696,463.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,073.44 : 1,228,777.20 = 464,245.92 : x
  2. Step 2: Convert to fraction form
    819,073.44/1,228,777.20 = 464,245.92/x
  3. Step 3: Cross multiply
    819,073.44x = 1,228,777.20 × 464,245.92
  4. Step 4: Simplify right side
    819,073.44x = 570,454,801,689.02
  5. Step 5: Solve for x
    x = 570,454,801,689.02/819,073.44
  6. Step 6: Final answer
    x = 696,463.56

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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.