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Finding the Third Proportional to 940 and 1,437

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Solution

The third proportional to 940 and 1,437 is: 2,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    940 : 1,437 = 1,437 : x
  2. Step 2: Convert to fraction form
    940/1,437 = 1,437/x
  3. Step 3: Cross multiply
    940x = 1,437 × 1,437
  4. Step 4: Simplify right side
    940x = 2,064,969
  5. Step 5: Solve for x
    x = 2,064,969/940
  6. Step 6: Final answer
    x = 2,196.78

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.