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Finding the Fourth Proportional to 5,987.67, 9,026.39 and 5,586.32

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Solution

The fourth proportional to 5,987.67, 9,026.39 and 5,586.32 is: 8,421.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987.67 : 9,026.39 = 5,586.32 : x
  2. Step 2: Convert to fraction form
    5,987.67/9,026.39 = 5,586.32/x
  3. Step 3: Cross multiply
    5,987.67x = 9,026.39 × 5,586.32
  4. Step 4: Simplify right side
    5,987.67x = 50,424,229.92
  5. Step 5: Solve for x
    x = 50,424,229.92/5,987.67
  6. Step 6: Final answer
    x = 8,421.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.