Home / 439,089.72-605,935.92-248,099.04

Finding the Fourth Proportional to 439,089.72, 605,935.92 and 248,099.04

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Solution

The fourth proportional to 439,089.72, 605,935.92 and 248,099.04 is: 342,372.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,089.72 : 605,935.92 = 248,099.04 : x
  2. Step 2: Convert to fraction form
    439,089.72/605,935.92 = 248,099.04/x
  3. Step 3: Cross multiply
    439,089.72x = 605,935.92 × 248,099.04
  4. Step 4: Simplify right side
    439,089.72x = 150,332,120,053.52
  5. Step 5: Solve for x
    x = 150,332,120,053.52/439,089.72
  6. Step 6: Final answer
    x = 342,372.22

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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.