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Finding the Fourth Proportional to 197,454.40, 296,095.20 and 79,086.40

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Solution

The fourth proportional to 197,454.40, 296,095.20 and 79,086.40 is: 118,594.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,454.40 : 296,095.20 = 79,086.40 : x
  2. Step 2: Convert to fraction form
    197,454.40/296,095.20 = 79,086.40/x
  3. Step 3: Cross multiply
    197,454.40x = 296,095.20 × 79,086.40
  4. Step 4: Simplify right side
    197,454.40x = 23,417,103,425.28
  5. Step 5: Solve for x
    x = 23,417,103,425.28/197,454.40
  6. Step 6: Final answer
    x = 118,594.99

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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.