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Finding the Third Proportional to 346,230.75 and 517,962.75

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Solution

The third proportional to 346,230.75 and 517,962.75 is: 774,874.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,230.75 : 517,962.75 = 517,962.75 : x
  2. Step 2: Convert to fraction form
    346,230.75/517,962.75 = 517,962.75/x
  3. Step 3: Cross multiply
    346,230.75x = 517,962.75 × 517,962.75
  4. Step 4: Simplify right side
    346,230.75x = 268,285,410,387.56
  5. Step 5: Solve for x
    x = 268,285,410,387.56/346,230.75
  6. Step 6: Final answer
    x = 774,874.59

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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.