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Finding the Fourth Proportional to 6,349.75, 8,762.93 and 3,696.73

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Solution

The fourth proportional to 6,349.75, 8,762.93 and 3,696.73 is: 5,101.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349.75 : 8,762.93 = 3,696.73 : x
  2. Step 2: Convert to fraction form
    6,349.75/8,762.93 = 3,696.73/x
  3. Step 3: Cross multiply
    6,349.75x = 8,762.93 × 3,696.73
  4. Step 4: Simplify right side
    6,349.75x = 32,394,167.74
  5. Step 5: Solve for x
    x = 32,394,167.74/6,349.75
  6. Step 6: Final answer
    x = 5,101.64

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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.