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Finding the Third Proportional to 118,674 and 256,950

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Solution

The third proportional to 118,674 and 256,950 is: 556,341.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,674 : 256,950 = 256,950 : x
  2. Step 2: Convert to fraction form
    118,674/256,950 = 256,950/x
  3. Step 3: Cross multiply
    118,674x = 256,950 × 256,950
  4. Step 4: Simplify right side
    118,674x = 66,023,302,500
  5. Step 5: Solve for x
    x = 66,023,302,500/118,674
  6. Step 6: Final answer
    x = 556,341.76

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.