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Finding the Third Proportional to 117,924 and 254,529

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Solution

The third proportional to 117,924 and 254,529 is: 549,379.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,924 : 254,529 = 254,529 : x
  2. Step 2: Convert to fraction form
    117,924/254,529 = 254,529/x
  3. Step 3: Cross multiply
    117,924x = 254,529 × 254,529
  4. Step 4: Simplify right side
    117,924x = 64,785,011,841
  5. Step 5: Solve for x
    x = 64,785,011,841/117,924
  6. Step 6: Final answer
    x = 549,379.36

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.