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Finding the Fourth Proportional to 197,114.56, 295,683.72 and 133,907.92

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Solution

The fourth proportional to 197,114.56, 295,683.72 and 133,907.92 is: 200,869.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,114.56 : 295,683.72 = 133,907.92 : x
  2. Step 2: Convert to fraction form
    197,114.56/295,683.72 = 133,907.92/x
  3. Step 3: Cross multiply
    197,114.56x = 295,683.72 × 133,907.92
  4. Step 4: Simplify right side
    197,114.56x = 39,594,391,923.06
  5. Step 5: Solve for x
    x = 39,594,391,923.06/197,114.56
  6. Step 6: Final answer
    x = 200,869.95

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1.5x scale

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.