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Finding the Third Proportional to 338,993.81 and 460,395.56

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Solution

The third proportional to 338,993.81 and 460,395.56 is: 625,274.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,993.81 : 460,395.56 = 460,395.56 : x
  2. Step 2: Convert to fraction form
    338,993.81/460,395.56 = 460,395.56/x
  3. Step 3: Cross multiply
    338,993.81x = 460,395.56 × 460,395.56
  4. Step 4: Simplify right side
    338,993.81x = 211,964,073,969.69
  5. Step 5: Solve for x
    x = 211,964,073,969.69/338,993.81
  6. Step 6: Final answer
    x = 625,274.17

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.