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Finding the Fourth Proportional to 8,473.77, 11,693.57 and 4,696.79

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Solution

The fourth proportional to 8,473.77, 11,693.57 and 4,696.79 is: 6,481.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473.77 : 11,693.57 = 4,696.79 : x
  2. Step 2: Convert to fraction form
    8,473.77/11,693.57 = 4,696.79/x
  3. Step 3: Cross multiply
    8,473.77x = 11,693.57 × 4,696.79
  4. Step 4: Simplify right side
    8,473.77x = 54,922,160.69
  5. Step 5: Solve for x
    x = 54,922,160.69/8,473.77
  6. Step 6: Final answer
    x = 6,481.43

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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.