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Finding the Third Proportional to 184,395 and 402,159

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Solution

The third proportional to 184,395 and 402,159 is: 877,094.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,395 : 402,159 = 402,159 : x
  2. Step 2: Convert to fraction form
    184,395/402,159 = 402,159/x
  3. Step 3: Cross multiply
    184,395x = 402,159 × 402,159
  4. Step 4: Simplify right side
    184,395x = 161,731,861,281
  5. Step 5: Solve for x
    x = 161,731,861,281/184,395
  6. Step 6: Final answer
    x = 877,094.61

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.