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Finding the Fourth Proportional to 5,508.33, 7,611.34 and 4,097.71

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Solution

The fourth proportional to 5,508.33, 7,611.34 and 4,097.71 is: 5,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508.33 : 7,611.34 = 4,097.71 : x
  2. Step 2: Convert to fraction form
    5,508.33/7,611.34 = 4,097.71/x
  3. Step 3: Cross multiply
    5,508.33x = 7,611.34 × 4,097.71
  4. Step 4: Simplify right side
    5,508.33x = 31,189,064.03
  5. Step 5: Solve for x
    x = 31,189,064.03/5,508.33
  6. Step 6: Final answer
    x = 5,662.16

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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.