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Finding the Fourth Proportional to 5,999.60, 8,989.68 and 4,541.60

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Solution

The fourth proportional to 5,999.60, 8,989.68 and 4,541.60 is: 6,805.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.60 : 8,989.68 = 4,541.60 : x
  2. Step 2: Convert to fraction form
    5,999.60/8,989.68 = 4,541.60/x
  3. Step 3: Cross multiply
    5,999.60x = 8,989.68 × 4,541.60
  4. Step 4: Simplify right side
    5,999.60x = 40,827,570.19
  5. Step 5: Solve for x
    x = 40,827,570.19/5,999.60
  6. Step 6: Final answer
    x = 6,805.05

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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.