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Finding the Fourth Proportional to 197,471.50, 296,230.59 and 69,348.58

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Solution

The fourth proportional to 197,471.50, 296,230.59 and 69,348.58 is: 104,031.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,471.50 : 296,230.59 = 69,348.58 : x
  2. Step 2: Convert to fraction form
    197,471.50/296,230.59 = 69,348.58/x
  3. Step 3: Cross multiply
    197,471.50x = 296,230.59 × 69,348.58
  4. Step 4: Simplify right side
    197,471.50x = 20,543,170,769.06
  5. Step 5: Solve for x
    x = 20,543,170,769.06/197,471.50
  6. Step 6: Final answer
    x = 104,031.07

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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.