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Finding the Third Proportional to 179,408 and 277,615

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Solution

The third proportional to 179,408 and 277,615 is: 429,580.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,408 : 277,615 = 277,615 : x
  2. Step 2: Convert to fraction form
    179,408/277,615 = 277,615/x
  3. Step 3: Cross multiply
    179,408x = 277,615 × 277,615
  4. Step 4: Simplify right side
    179,408x = 77,070,088,225
  5. Step 5: Solve for x
    x = 77,070,088,225/179,408
  6. Step 6: Final answer
    x = 429,580.00

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.