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Finding the Third Proportional to 401,529 and 591,192

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Solution

The third proportional to 401,529 and 591,192 is: 870,442.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,529 : 591,192 = 591,192 : x
  2. Step 2: Convert to fraction form
    401,529/591,192 = 591,192/x
  3. Step 3: Cross multiply
    401,529x = 591,192 × 591,192
  4. Step 4: Simplify right side
    401,529x = 349,507,980,864
  5. Step 5: Solve for x
    x = 349,507,980,864/401,529
  6. Step 6: Final answer
    x = 870,442.68

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.