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Finding the Fourth Proportional to 236,757.48, 326,644.27 and 134,757.42

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Solution

The fourth proportional to 236,757.48, 326,644.27 and 134,757.42 is: 185,919.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,757.48 : 326,644.27 = 134,757.42 : x
  2. Step 2: Convert to fraction form
    236,757.48/326,644.27 = 134,757.42/x
  3. Step 3: Cross multiply
    236,757.48x = 326,644.27 × 134,757.42
  4. Step 4: Simplify right side
    236,757.48x = 44,017,739,082.98
  5. Step 5: Solve for x
    x = 44,017,739,082.98/236,757.48
  6. Step 6: Final answer
    x = 185,919.11

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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.