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Finding the Fourth Proportional to 5,998.80, 8,987.63 and 5,346.48

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Solution

The fourth proportional to 5,998.80, 8,987.63 and 5,346.48 is: 8,010.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,998.80 : 8,987.63 = 5,346.48 : x
  2. Step 2: Convert to fraction form
    5,998.80/8,987.63 = 5,346.48/x
  3. Step 3: Cross multiply
    5,998.80x = 8,987.63 × 5,346.48
  4. Step 4: Simplify right side
    5,998.80x = 48,052,184.04
  5. Step 5: Solve for x
    x = 48,052,184.04/5,998.80
  6. Step 6: Final answer
    x = 8,010.30

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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.