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Finding the Fourth Proportional to 197,596.80, 296,414.76 and 64,471.68

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Solution

The fourth proportional to 197,596.80, 296,414.76 and 64,471.68 is: 96,713.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,596.80 : 296,414.76 = 64,471.68 : x
  2. Step 2: Convert to fraction form
    197,596.80/296,414.76 = 64,471.68/x
  3. Step 3: Cross multiply
    197,596.80x = 296,414.76 × 64,471.68
  4. Step 4: Simplify right side
    197,596.80x = 19,110,357,554.00
  5. Step 5: Solve for x
    x = 19,110,357,554.00/197,596.80
  6. Step 6: Final answer
    x = 96,713.90

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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.