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Finding the Third Proportional to 183,485.88 and 258,390.63

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Solution

The third proportional to 183,485.88 and 258,390.63 is: 363,873.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,485.88 : 258,390.63 = 258,390.63 : x
  2. Step 2: Convert to fraction form
    183,485.88/258,390.63 = 258,390.63/x
  3. Step 3: Cross multiply
    183,485.88x = 258,390.63 × 258,390.63
  4. Step 4: Simplify right side
    183,485.88x = 66,765,719,125.25
  5. Step 5: Solve for x
    x = 66,765,719,125.25/183,485.88
  6. Step 6: Final answer
    x = 363,873.87

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.