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Finding the Third Proportional to 179,592.19 and 387,235.69

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Solution

The third proportional to 179,592.19 and 387,235.69 is: 834,955.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,592.19 : 387,235.69 = 387,235.69 : x
  2. Step 2: Convert to fraction form
    179,592.19/387,235.69 = 387,235.69/x
  3. Step 3: Cross multiply
    179,592.19x = 387,235.69 × 387,235.69
  4. Step 4: Simplify right side
    179,592.19x = 149,951,477,673.60
  5. Step 5: Solve for x
    x = 149,951,477,673.60/179,592.19
  6. Step 6: Final answer
    x = 834,955.46

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.