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Finding the Fourth Proportional to 6,707.75, 9,256.82 and 4,353.89

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Solution

The fourth proportional to 6,707.75, 9,256.82 and 4,353.89 is: 6,008.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,707.75 : 9,256.82 = 4,353.89 : x
  2. Step 2: Convert to fraction form
    6,707.75/9,256.82 = 4,353.89/x
  3. Step 3: Cross multiply
    6,707.75x = 9,256.82 × 4,353.89
  4. Step 4: Simplify right side
    6,707.75x = 40,303,107.98
  5. Step 5: Solve for x
    x = 40,303,107.98/6,707.75
  6. Step 6: Final answer
    x = 6,008.44

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Half scale
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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.