Home / 925,387.60-1,388,227.20-294,365.20

Finding the Fourth Proportional to 925,387.60, 1,388,227.20 and 294,365.20

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Solution

The fourth proportional to 925,387.60, 1,388,227.20 and 294,365.20 is: 441,594.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,387.60 : 1,388,227.20 = 294,365.20 : x
  2. Step 2: Convert to fraction form
    925,387.60/1,388,227.20 = 294,365.20/x
  3. Step 3: Cross multiply
    925,387.60x = 1,388,227.20 × 294,365.20
  4. Step 4: Simplify right side
    925,387.60x = 408,645,777,373.44
  5. Step 5: Solve for x
    x = 408,645,777,373.44/925,387.60
  6. Step 6: Final answer
    x = 441,594.18

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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.