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Finding the Fourth Proportional to 197,674.70, 296,530.26 and 64,555.65

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Solution

The fourth proportional to 197,674.70, 296,530.26 and 64,555.65 is: 96,839.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,674.70 : 296,530.26 = 64,555.65 : x
  2. Step 2: Convert to fraction form
    197,674.70/296,530.26 = 64,555.65/x
  3. Step 3: Cross multiply
    197,674.70x = 296,530.26 × 64,555.65
  4. Step 4: Simplify right side
    197,674.70x = 19,142,703,436.89
  5. Step 5: Solve for x
    x = 19,142,703,436.89/197,674.70
  6. Step 6: Final answer
    x = 96,839.42

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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.