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Finding the Fourth Proportional to 217,208.34, 299,747.50 and 132,325.34

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Solution

The fourth proportional to 217,208.34, 299,747.50 and 132,325.34 is: 182,608.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,208.34 : 299,747.50 = 132,325.34 : x
  2. Step 2: Convert to fraction form
    217,208.34/299,747.50 = 132,325.34/x
  3. Step 3: Cross multiply
    217,208.34x = 299,747.50 × 132,325.34
  4. Step 4: Simplify right side
    217,208.34x = 39,664,189,851.65
  5. Step 5: Solve for x
    x = 39,664,189,851.65/217,208.34
  6. Step 6: Final answer
    x = 182,608.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.