Home / 313,527.20-432,694.24-177,585.36

Finding the Fourth Proportional to 313,527.20, 432,694.24 and 177,585.36

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Solution

The fourth proportional to 313,527.20, 432,694.24 and 177,585.36 is: 245,082.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,527.20 : 432,694.24 = 177,585.36 : x
  2. Step 2: Convert to fraction form
    313,527.20/432,694.24 = 177,585.36/x
  3. Step 3: Cross multiply
    313,527.20x = 432,694.24 × 177,585.36
  4. Step 4: Simplify right side
    313,527.20x = 76,840,162,380.33
  5. Step 5: Solve for x
    x = 76,840,162,380.33/313,527.20
  6. Step 6: Final answer
    x = 245,082.92

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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.