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Finding the Fourth Proportional to 295,320.44, 442,986.94 and 105,793.14

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Solution

The fourth proportional to 295,320.44, 442,986.94 and 105,793.14 is: 158,691.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,320.44 : 442,986.94 = 105,793.14 : x
  2. Step 2: Convert to fraction form
    295,320.44/442,986.94 = 105,793.14/x
  3. Step 3: Cross multiply
    295,320.44x = 442,986.94 × 105,793.14
  4. Step 4: Simplify right side
    295,320.44x = 46,864,979,361.59
  5. Step 5: Solve for x
    x = 46,864,979,361.59/295,320.44
  6. Step 6: Final answer
    x = 158,691.96

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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.