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Finding the Third Proportional to 176,392 and 264,986

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Solution

The third proportional to 176,392 and 264,986 is: 398,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,392 : 264,986 = 264,986 : x
  2. Step 2: Convert to fraction form
    176,392/264,986 = 264,986/x
  3. Step 3: Cross multiply
    176,392x = 264,986 × 264,986
  4. Step 4: Simplify right side
    176,392x = 70,217,580,196
  5. Step 5: Solve for x
    x = 70,217,580,196/176,392
  6. Step 6: Final answer
    x = 398,076.90

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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.