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Finding the Third Proportional to 184,239 and 399,582

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Solution

The third proportional to 184,239 and 399,582 is: 866,623.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,239 : 399,582 = 399,582 : x
  2. Step 2: Convert to fraction form
    184,239/399,582 = 399,582/x
  3. Step 3: Cross multiply
    184,239x = 399,582 × 399,582
  4. Step 4: Simplify right side
    184,239x = 159,665,774,724
  5. Step 5: Solve for x
    x = 159,665,774,724/184,239
  6. Step 6: Final answer
    x = 866,623.11

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.