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Finding the Fourth Proportional to 277,600.65, 383,734.52 and 247,682.49

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Solution

The fourth proportional to 277,600.65, 383,734.52 and 247,682.49 is: 342,377.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,600.65 : 383,734.52 = 247,682.49 : x
  2. Step 2: Convert to fraction form
    277,600.65/383,734.52 = 247,682.49/x
  3. Step 3: Cross multiply
    277,600.65x = 383,734.52 × 247,682.49
  4. Step 4: Simplify right side
    277,600.65x = 95,044,321,412.55
  5. Step 5: Solve for x
    x = 95,044,321,412.55/277,600.65
  6. Step 6: Final answer
    x = 342,377.88

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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.