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Finding the Fourth Proportional to 5,980.52, 8,971.98 and 2,085.08

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Solution

The fourth proportional to 5,980.52, 8,971.98 and 2,085.08 is: 3,128.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980.52 : 8,971.98 = 2,085.08 : x
  2. Step 2: Convert to fraction form
    5,980.52/8,971.98 = 2,085.08/x
  3. Step 3: Cross multiply
    5,980.52x = 8,971.98 × 2,085.08
  4. Step 4: Simplify right side
    5,980.52x = 18,707,296.06
  5. Step 5: Solve for x
    x = 18,707,296.06/5,980.52
  6. Step 6: Final answer
    x = 3,128.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.