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Finding the Fourth Proportional to 6,652.08, 9,980.09 and 1,972.23

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Solution

The fourth proportional to 6,652.08, 9,980.09 and 1,972.23 is: 2,958.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.08 : 9,980.09 = 1,972.23 : x
  2. Step 2: Convert to fraction form
    6,652.08/9,980.09 = 1,972.23/x
  3. Step 3: Cross multiply
    6,652.08x = 9,980.09 × 1,972.23
  4. Step 4: Simplify right side
    6,652.08x = 19,682,985.61
  5. Step 5: Solve for x
    x = 19,682,985.61/6,652.08
  6. Step 6: Final answer
    x = 2,958.92

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Similar ratio
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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.