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Finding the Third Proportional to 248,164.50 and 538,317

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Solution

The third proportional to 248,164.50 and 538,317 is: 1,167,714.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,164.50 : 538,317 = 538,317 : x
  2. Step 2: Convert to fraction form
    248,164.50/538,317 = 538,317/x
  3. Step 3: Cross multiply
    248,164.50x = 538,317 × 538,317
  4. Step 4: Simplify right side
    248,164.50x = 289,785,192,489
  5. Step 5: Solve for x
    x = 289,785,192,489/248,164.50
  6. Step 6: Final answer
    x = 1,167,714.13

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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.