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Finding the Third Proportional to 5,475.66 and 8,271.84

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Solution

The third proportional to 5,475.66 and 8,271.84 is: 12,495.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.66 : 8,271.84 = 8,271.84 : x
  2. Step 2: Convert to fraction form
    5,475.66/8,271.84 = 8,271.84/x
  3. Step 3: Cross multiply
    5,475.66x = 8,271.84 × 8,271.84
  4. Step 4: Simplify right side
    5,475.66x = 68,423,399.02
  5. Step 5: Solve for x
    x = 68,423,399.02/5,475.66
  6. Step 6: Final answer
    x = 12,495.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.