Home / 361,027.68-498,222.14-199,885.61

Finding the Fourth Proportional to 361,027.68, 498,222.14 and 199,885.61

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Solution

The fourth proportional to 361,027.68, 498,222.14 and 199,885.61 is: 275,844.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,027.68 : 498,222.14 = 199,885.61 : x
  2. Step 2: Convert to fraction form
    361,027.68/498,222.14 = 199,885.61/x
  3. Step 3: Cross multiply
    361,027.68x = 498,222.14 × 199,885.61
  4. Step 4: Simplify right side
    361,027.68x = 99,587,432,878.87
  5. Step 5: Solve for x
    x = 99,587,432,878.87/361,027.68
  6. Step 6: Final answer
    x = 275,844.31

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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.