Home / 480,233.28-720,350.24-125,246.88

Finding the Fourth Proportional to 480,233.28, 720,350.24 and 125,246.88

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Solution

The fourth proportional to 480,233.28, 720,350.24 and 125,246.88 is: 187,870.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,233.28 : 720,350.24 = 125,246.88 : x
  2. Step 2: Convert to fraction form
    480,233.28/720,350.24 = 125,246.88/x
  3. Step 3: Cross multiply
    480,233.28x = 720,350.24 × 125,246.88
  4. Step 4: Simplify right side
    480,233.28x = 90,221,620,067.25
  5. Step 5: Solve for x
    x = 90,221,620,067.25/480,233.28
  6. Step 6: Final answer
    x = 187,870.40

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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.