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Finding the Fourth Proportional to 262,124.93, 361,854.19 and 197,620.27

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Solution

The fourth proportional to 262,124.93, 361,854.19 and 197,620.27 is: 272,807.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,124.93 : 361,854.19 = 197,620.27 : x
  2. Step 2: Convert to fraction form
    262,124.93/361,854.19 = 197,620.27/x
  3. Step 3: Cross multiply
    262,124.93x = 361,854.19 × 197,620.27
  4. Step 4: Simplify right side
    262,124.93x = 71,509,722,728.43
  5. Step 5: Solve for x
    x = 71,509,722,728.43/262,124.93
  6. Step 6: Final answer
    x = 272,807.79

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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.