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Finding the Third Proportional to 179,895.94 and 387,478.69

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Solution

The third proportional to 179,895.94 and 387,478.69 is: 834,592.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,895.94 : 387,478.69 = 387,478.69 : x
  2. Step 2: Convert to fraction form
    179,895.94/387,478.69 = 387,478.69/x
  3. Step 3: Cross multiply
    179,895.94x = 387,478.69 × 387,478.69
  4. Step 4: Simplify right side
    179,895.94x = 150,139,733,266.72
  5. Step 5: Solve for x
    x = 150,139,733,266.72/179,895.94
  6. Step 6: Final answer
    x = 834,592.13

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.