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Finding the Fourth Proportional to 269,807.60, 372,335.04 and 148,949.06

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Solution

The fourth proportional to 269,807.60, 372,335.04 and 148,949.06 is: 205,550.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,807.60 : 372,335.04 = 148,949.06 : x
  2. Step 2: Convert to fraction form
    269,807.60/372,335.04 = 148,949.06/x
  3. Step 3: Cross multiply
    269,807.60x = 372,335.04 × 148,949.06
  4. Step 4: Simplify right side
    269,807.60x = 55,458,952,351.39
  5. Step 5: Solve for x
    x = 55,458,952,351.39/269,807.60
  6. Step 6: Final answer
    x = 205,550.00

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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.