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Finding the Fourth Proportional to 192,594.74, 288,898.50 and 66,233.72

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Solution

The fourth proportional to 192,594.74, 288,898.50 and 66,233.72 is: 99,352.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,594.74 : 288,898.50 = 66,233.72 : x
  2. Step 2: Convert to fraction form
    192,594.74/288,898.50 = 66,233.72/x
  3. Step 3: Cross multiply
    192,594.74x = 288,898.50 × 66,233.72
  4. Step 4: Simplify right side
    192,594.74x = 19,134,822,357.42
  5. Step 5: Solve for x
    x = 19,134,822,357.42/192,594.74
  6. Step 6: Final answer
    x = 99,352.78

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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.