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Finding the Third Proportional to 2,953.73 and 4,292.84

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Solution

The third proportional to 2,953.73 and 4,292.84 is: 6,239.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.73 : 4,292.84 = 4,292.84 : x
  2. Step 2: Convert to fraction form
    2,953.73/4,292.84 = 4,292.84/x
  3. Step 3: Cross multiply
    2,953.73x = 4,292.84 × 4,292.84
  4. Step 4: Simplify right side
    2,953.73x = 18,428,490.69
  5. Step 5: Solve for x
    x = 18,428,490.69/2,953.73
  6. Step 6: Final answer
    x = 6,239.05

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.