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Finding the Third Proportional to 184,420 and 284,817

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Solution

The third proportional to 184,420 and 284,817 is: 439,869.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,420 : 284,817 = 284,817 : x
  2. Step 2: Convert to fraction form
    184,420/284,817 = 284,817/x
  3. Step 3: Cross multiply
    184,420x = 284,817 × 284,817
  4. Step 4: Simplify right side
    184,420x = 81,120,723,489
  5. Step 5: Solve for x
    x = 81,120,723,489/184,420
  6. Step 6: Final answer
    x = 439,869.45

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.