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Finding the Fourth Proportional to 5,985.39, 8,260.16 and 3,627.39

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Solution

The fourth proportional to 5,985.39, 8,260.16 and 3,627.39 is: 5,005.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.39 : 8,260.16 = 3,627.39 : x
  2. Step 2: Convert to fraction form
    5,985.39/8,260.16 = 3,627.39/x
  3. Step 3: Cross multiply
    5,985.39x = 8,260.16 × 3,627.39
  4. Step 4: Simplify right side
    5,985.39x = 29,962,803.65
  5. Step 5: Solve for x
    x = 29,962,803.65/5,985.39
  6. Step 6: Final answer
    x = 5,005.99

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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.