Home / 402,440.24-555,246.42-241,236.47

Finding the Fourth Proportional to 402,440.24, 555,246.42 and 241,236.47

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Solution

The fourth proportional to 402,440.24, 555,246.42 and 241,236.47 is: 332,833.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,440.24 : 555,246.42 = 241,236.47 : x
  2. Step 2: Convert to fraction form
    402,440.24/555,246.42 = 241,236.47/x
  3. Step 3: Cross multiply
    402,440.24x = 555,246.42 × 241,236.47
  4. Step 4: Simplify right side
    402,440.24x = 133,945,682,358.52
  5. Step 5: Solve for x
    x = 133,945,682,358.52/402,440.24
  6. Step 6: Final answer
    x = 332,833.72

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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.