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Finding the Third Proportional to 194,384.25 and 317,414.25

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Solution

The third proportional to 194,384.25 and 317,414.25 is: 518,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,384.25 : 317,414.25 = 317,414.25 : x
  2. Step 2: Convert to fraction form
    194,384.25/317,414.25 = 317,414.25/x
  3. Step 3: Cross multiply
    194,384.25x = 317,414.25 × 317,414.25
  4. Step 4: Simplify right side
    194,384.25x = 100,751,806,103.06
  5. Step 5: Solve for x
    x = 100,751,806,103.06/194,384.25
  6. Step 6: Final answer
    x = 518,312.60

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.