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Finding the Third Proportional to 175,131 and 277,357

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Solution

The third proportional to 175,131 and 277,357 is: 439,253.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,131 : 277,357 = 277,357 : x
  2. Step 2: Convert to fraction form
    175,131/277,357 = 277,357/x
  3. Step 3: Cross multiply
    175,131x = 277,357 × 277,357
  4. Step 4: Simplify right side
    175,131x = 76,926,905,449
  5. Step 5: Solve for x
    x = 76,926,905,449/175,131
  6. Step 6: Final answer
    x = 439,253.50

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.