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Finding the Third Proportional to 168,393.30 and 254,332.72

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Solution

The third proportional to 168,393.30 and 254,332.72 is: 384,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,393.30 : 254,332.72 = 254,332.72 : x
  2. Step 2: Convert to fraction form
    168,393.30/254,332.72 = 254,332.72/x
  3. Step 3: Cross multiply
    168,393.30x = 254,332.72 × 254,332.72
  4. Step 4: Simplify right side
    168,393.30x = 64,685,133,813.74
  5. Step 5: Solve for x
    x = 64,685,133,813.74/168,393.30
  6. Step 6: Final answer
    x = 384,131.27

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.