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Finding the Third Proportional to 207,392 and 311,034

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Solution

The third proportional to 207,392 and 311,034 is: 466,470.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,392 : 311,034 = 311,034 : x
  2. Step 2: Convert to fraction form
    207,392/311,034 = 311,034/x
  3. Step 3: Cross multiply
    207,392x = 311,034 × 311,034
  4. Step 4: Simplify right side
    207,392x = 96,742,149,156
  5. Step 5: Solve for x
    x = 96,742,149,156/207,392
  6. Step 6: Final answer
    x = 466,470.01

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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.