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Finding the Third Proportional to 2,167.31 and 4,703.63

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Solution

The third proportional to 2,167.31 and 4,703.63 is: 10,208.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167.31 : 4,703.63 = 4,703.63 : x
  2. Step 2: Convert to fraction form
    2,167.31/4,703.63 = 4,703.63/x
  3. Step 3: Cross multiply
    2,167.31x = 4,703.63 × 4,703.63
  4. Step 4: Simplify right side
    2,167.31x = 22,124,088.14
  5. Step 5: Solve for x
    x = 22,124,088.14/2,167.31
  6. Step 6: Final answer
    x = 10,208.07

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.