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Finding the Third Proportional to 174,151.69 and 355,682.81

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Solution

The third proportional to 174,151.69 and 355,682.81 is: 726,437.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,151.69 : 355,682.81 = 355,682.81 : x
  2. Step 2: Convert to fraction form
    174,151.69/355,682.81 = 355,682.81/x
  3. Step 3: Cross multiply
    174,151.69x = 355,682.81 × 355,682.81
  4. Step 4: Simplify right side
    174,151.69x = 126,510,263,107.91
  5. Step 5: Solve for x
    x = 126,510,263,107.91/174,151.69
  6. Step 6: Final answer
    x = 726,437.19

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.