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Finding the Third Proportional to 267,938 and 577,940

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Solution

The third proportional to 267,938 and 577,940 is: 1,246,611.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,938 : 577,940 = 577,940 : x
  2. Step 2: Convert to fraction form
    267,938/577,940 = 577,940/x
  3. Step 3: Cross multiply
    267,938x = 577,940 × 577,940
  4. Step 4: Simplify right side
    267,938x = 334,014,643,600
  5. Step 5: Solve for x
    x = 334,014,643,600/267,938
  6. Step 6: Final answer
    x = 1,246,611.69

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.