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Finding the Third Proportional to 743.24 and 1,588.99

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Solution

The third proportional to 743.24 and 1,588.99 is: 3,397.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    743.24 : 1,588.99 = 1,588.99 : x
  2. Step 2: Convert to fraction form
    743.24/1,588.99 = 1,588.99/x
  3. Step 3: Cross multiply
    743.24x = 1,588.99 × 1,588.99
  4. Step 4: Simplify right side
    743.24x = 2,524,896.17
  5. Step 5: Solve for x
    x = 2,524,896.17/743.24
  6. Step 6: Final answer
    x = 3,397.16

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.