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Finding the Fourth Proportional to 192,554.21, 288,590.75 and 132,914.72

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Solution

The fourth proportional to 192,554.21, 288,590.75 and 132,914.72 is: 199,206.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,554.21 : 288,590.75 = 132,914.72 : x
  2. Step 2: Convert to fraction form
    192,554.21/288,590.75 = 132,914.72/x
  3. Step 3: Cross multiply
    192,554.21x = 288,590.75 × 132,914.72
  4. Step 4: Simplify right side
    192,554.21x = 38,357,959,286.17
  5. Step 5: Solve for x
    x = 38,357,959,286.17/192,554.21
  6. Step 6: Final answer
    x = 199,206.03

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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.