Home / 361,790.74-541,962.59-217,616.93

Finding the Fourth Proportional to 361,790.74, 541,962.59 and 217,616.93

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Solution

The fourth proportional to 361,790.74, 541,962.59 and 217,616.93 is: 325,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,790.74 : 541,962.59 = 217,616.93 : x
  2. Step 2: Convert to fraction form
    361,790.74/541,962.59 = 217,616.93/x
  3. Step 3: Cross multiply
    361,790.74x = 541,962.59 × 217,616.93
  4. Step 4: Simplify right side
    361,790.74x = 117,940,233,922.56
  5. Step 5: Solve for x
    x = 117,940,233,922.56/361,790.74
  6. Step 6: Final answer
    x = 325,990.20

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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.