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Finding the Third Proportional to 4,254.19 and 8,803.69

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Solution

The third proportional to 4,254.19 and 8,803.69 is: 18,218.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.19 : 8,803.69 = 8,803.69 : x
  2. Step 2: Convert to fraction form
    4,254.19/8,803.69 = 8,803.69/x
  3. Step 3: Cross multiply
    4,254.19x = 8,803.69 × 8,803.69
  4. Step 4: Simplify right side
    4,254.19x = 77,504,913.60
  5. Step 5: Solve for x
    x = 77,504,913.60/4,254.19
  6. Step 6: Final answer
    x = 18,218.50

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.