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Finding the Fourth Proportional to 5,897.92, 8,847.02 and 1,947.92

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Solution

The fourth proportional to 5,897.92, 8,847.02 and 1,947.92 is: 2,921.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,897.92 : 8,847.02 = 1,947.92 : x
  2. Step 2: Convert to fraction form
    5,897.92/8,847.02 = 1,947.92/x
  3. Step 3: Cross multiply
    5,897.92x = 8,847.02 × 1,947.92
  4. Step 4: Simplify right side
    5,897.92x = 17,233,287.20
  5. Step 5: Solve for x
    x = 17,233,287.20/5,897.92
  6. Step 6: Final answer
    x = 2,921.93

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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.