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Finding the Third Proportional to 4,176.94 and 8,900.06

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Solution

The third proportional to 4,176.94 and 8,900.06 is: 18,963.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.94 : 8,900.06 = 8,900.06 : x
  2. Step 2: Convert to fraction form
    4,176.94/8,900.06 = 8,900.06/x
  3. Step 3: Cross multiply
    4,176.94x = 8,900.06 × 8,900.06
  4. Step 4: Simplify right side
    4,176.94x = 79,211,112.50
  5. Step 5: Solve for x
    x = 79,211,112.50/4,176.94
  6. Step 6: Final answer
    x = 18,963.92

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.