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Finding the Fourth Proportional to 269,800.52, 372,327.72 and 148,941.86

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Solution

The fourth proportional to 269,800.52, 372,327.72 and 148,941.86 is: 205,541.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,800.52 : 372,327.72 = 148,941.86 : x
  2. Step 2: Convert to fraction form
    269,800.52/372,327.72 = 148,941.86/x
  3. Step 3: Cross multiply
    269,800.52x = 372,327.72 × 148,941.86
  4. Step 4: Simplify right side
    269,800.52x = 55,455,183,146.36
  5. Step 5: Solve for x
    x = 55,455,183,146.36/269,800.52
  6. Step 6: Final answer
    x = 205,541.43

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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.