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Finding the Third Proportional to 174,979.50 and 262,408.88

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Solution

The third proportional to 174,979.50 and 262,408.88 is: 393,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,979.50 : 262,408.88 = 262,408.88 : x
  2. Step 2: Convert to fraction form
    174,979.50/262,408.88 = 262,408.88/x
  3. Step 3: Cross multiply
    174,979.50x = 262,408.88 × 262,408.88
  4. Step 4: Simplify right side
    174,979.50x = 68,858,417,678.77
  5. Step 5: Solve for x
    x = 68,858,417,678.77/174,979.50
  6. Step 6: Final answer
    x = 393,522.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.