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Finding the Third Proportional to 122,877 and 260,037

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Solution

The third proportional to 122,877 and 260,037 is: 550,300.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,877 : 260,037 = 260,037 : x
  2. Step 2: Convert to fraction form
    122,877/260,037 = 260,037/x
  3. Step 3: Cross multiply
    122,877x = 260,037 × 260,037
  4. Step 4: Simplify right side
    122,877x = 67,619,241,369
  5. Step 5: Solve for x
    x = 67,619,241,369/122,877
  6. Step 6: Final answer
    x = 550,300.23

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.