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Finding the Third Proportional to 245,794.50 and 487,093.50

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Solution

The third proportional to 245,794.50 and 487,093.50 is: 965,278.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,794.50 : 487,093.50 = 487,093.50 : x
  2. Step 2: Convert to fraction form
    245,794.50/487,093.50 = 487,093.50/x
  3. Step 3: Cross multiply
    245,794.50x = 487,093.50 × 487,093.50
  4. Step 4: Simplify right side
    245,794.50x = 237,260,077,742.25
  5. Step 5: Solve for x
    x = 237,260,077,742.25/245,794.50
  6. Step 6: Final answer
    x = 965,278.22

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Why These Related Problems?

These problems maintain the same ratio (1.98) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.