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Finding the Fourth Proportional to 193,501.60, 289,868.40 and 170,410.40

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Solution

The fourth proportional to 193,501.60, 289,868.40 and 170,410.40 is: 255,277.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,501.60 : 289,868.40 = 170,410.40 : x
  2. Step 2: Convert to fraction form
    193,501.60/289,868.40 = 170,410.40/x
  3. Step 3: Cross multiply
    193,501.60x = 289,868.40 × 170,410.40
  4. Step 4: Simplify right side
    193,501.60x = 49,396,589,991.36
  5. Step 5: Solve for x
    x = 49,396,589,991.36/193,501.60
  6. Step 6: Final answer
    x = 255,277.42

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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.