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Finding the Fourth Proportional to 5,892.60, 8,838.36 and 2,972.88

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Solution

The fourth proportional to 5,892.60, 8,838.36 and 2,972.88 is: 4,459.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.60 : 8,838.36 = 2,972.88 : x
  2. Step 2: Convert to fraction form
    5,892.60/8,838.36 = 2,972.88/x
  3. Step 3: Cross multiply
    5,892.60x = 8,838.36 × 2,972.88
  4. Step 4: Simplify right side
    5,892.60x = 26,275,383.68
  5. Step 5: Solve for x
    x = 26,275,383.68/5,892.60
  6. Step 6: Final answer
    x = 4,459.05

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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.