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Finding the Fourth Proportional to 305,134.50, 457,701.84 and 94,772.46

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Solution

The fourth proportional to 305,134.50, 457,701.84 and 94,772.46 is: 142,158.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,134.50 : 457,701.84 = 94,772.46 : x
  2. Step 2: Convert to fraction form
    305,134.50/457,701.84 = 94,772.46/x
  3. Step 3: Cross multiply
    305,134.50x = 457,701.84 × 94,772.46
  4. Step 4: Simplify right side
    305,134.50x = 43,377,529,323.33
  5. Step 5: Solve for x
    x = 43,377,529,323.33/305,134.50
  6. Step 6: Final answer
    x = 142,158.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.