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Finding the Fourth Proportional to 6,256.88, 8,634.76 and 3,462.38

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Solution

The fourth proportional to 6,256.88, 8,634.76 and 3,462.38 is: 4,778.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,256.88 : 8,634.76 = 3,462.38 : x
  2. Step 2: Convert to fraction form
    6,256.88/8,634.76 = 3,462.38/x
  3. Step 3: Cross multiply
    6,256.88x = 8,634.76 × 3,462.38
  4. Step 4: Simplify right side
    6,256.88x = 29,896,768.50
  5. Step 5: Solve for x
    x = 29,896,768.50/6,256.88
  6. Step 6: Final answer
    x = 4,778.23

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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.