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Finding the Third Proportional to 267,890 and 589,348

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Solution

The third proportional to 267,890 and 589,348 is: 1,296,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,890 : 589,348 = 589,348 : x
  2. Step 2: Convert to fraction form
    267,890/589,348 = 589,348/x
  3. Step 3: Cross multiply
    267,890x = 589,348 × 589,348
  4. Step 4: Simplify right side
    267,890x = 347,331,065,104
  5. Step 5: Solve for x
    x = 347,331,065,104/267,890
  6. Step 6: Final answer
    x = 1,296,543.60

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.