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Finding the Third Proportional to 183,485 and 291,903

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Solution

The third proportional to 183,485 and 291,903 is: 464,383.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,485 : 291,903 = 291,903 : x
  2. Step 2: Convert to fraction form
    183,485/291,903 = 291,903/x
  3. Step 3: Cross multiply
    183,485x = 291,903 × 291,903
  4. Step 4: Simplify right side
    183,485x = 85,207,361,409
  5. Step 5: Solve for x
    x = 85,207,361,409/183,485
  6. Step 6: Final answer
    x = 464,383.25

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.