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Finding the Fourth Proportional to 362,969.60, 544,565.16 and 185,601.20

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Solution

The fourth proportional to 362,969.60, 544,565.16 and 185,601.20 is: 278,458.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,969.60 : 544,565.16 = 185,601.20 : x
  2. Step 2: Convert to fraction form
    362,969.60/544,565.16 = 185,601.20/x
  3. Step 3: Cross multiply
    362,969.60x = 544,565.16 × 185,601.20
  4. Step 4: Simplify right side
    362,969.60x = 101,071,944,451.37
  5. Step 5: Solve for x
    x = 101,071,944,451.37/362,969.60
  6. Step 6: Final answer
    x = 278,458.43

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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.