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Finding the Fourth Proportional to 5,503.77, 8,259.75 and 2,216.89

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Solution

The fourth proportional to 5,503.77, 8,259.75 and 2,216.89 is: 3,326.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.77 : 8,259.75 = 2,216.89 : x
  2. Step 2: Convert to fraction form
    5,503.77/8,259.75 = 2,216.89/x
  3. Step 3: Cross multiply
    5,503.77x = 8,259.75 × 2,216.89
  4. Step 4: Simplify right side
    5,503.77x = 18,310,957.18
  5. Step 5: Solve for x
    x = 18,310,957.18/5,503.77
  6. Step 6: Final answer
    x = 3,326.98

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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.