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Finding the Third Proportional to 2,956.50 and 6,530.63

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Solution

The third proportional to 2,956.50 and 6,530.63 is: 14,425.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.50 : 6,530.63 = 6,530.63 : x
  2. Step 2: Convert to fraction form
    2,956.50/6,530.63 = 6,530.63/x
  3. Step 3: Cross multiply
    2,956.50x = 6,530.63 × 6,530.63
  4. Step 4: Simplify right side
    2,956.50x = 42,649,062.89
  5. Step 5: Solve for x
    x = 42,649,062.89/2,956.50
  6. Step 6: Final answer
    x = 14,425.52

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.