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Finding the Fourth Proportional to 361,210.06, 541,850.73 and 124,521.58

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Solution

The fourth proportional to 361,210.06, 541,850.73 and 124,521.58 is: 186,794.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,210.06 : 541,850.73 = 124,521.58 : x
  2. Step 2: Convert to fraction form
    361,210.06/541,850.73 = 124,521.58/x
  3. Step 3: Cross multiply
    361,210.06x = 541,850.73 × 124,521.58
  4. Step 4: Simplify right side
    361,210.06x = 67,472,109,023.75
  5. Step 5: Solve for x
    x = 67,472,109,023.75/361,210.06
  6. Step 6: Final answer
    x = 186,794.66

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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.