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Finding the Fourth Proportional to 5,999.89, 8,999.70 and 2,712.10

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Solution

The fourth proportional to 5,999.89, 8,999.70 and 2,712.10 is: 4,068.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.89 : 8,999.70 = 2,712.10 : x
  2. Step 2: Convert to fraction form
    5,999.89/8,999.70 = 2,712.10/x
  3. Step 3: Cross multiply
    5,999.89x = 8,999.70 × 2,712.10
  4. Step 4: Simplify right side
    5,999.89x = 24,408,086.37
  5. Step 5: Solve for x
    x = 24,408,086.37/5,999.89
  6. Step 6: Final answer
    x = 4,068.09

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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.