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Finding the Fourth Proportional to 5,999.98, 8,280.55 and 3,347.64

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Solution

The fourth proportional to 5,999.98, 8,280.55 and 3,347.64 is: 4,620.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.98 : 8,280.55 = 3,347.64 : x
  2. Step 2: Convert to fraction form
    5,999.98/8,280.55 = 3,347.64/x
  3. Step 3: Cross multiply
    5,999.98x = 8,280.55 × 3,347.64
  4. Step 4: Simplify right side
    5,999.98x = 27,720,300.40
  5. Step 5: Solve for x
    x = 27,720,300.40/5,999.98
  6. Step 6: Final answer
    x = 4,620.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.