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Finding the Third Proportional to 56,389.13 and 117,427.88

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Solution

The third proportional to 56,389.13 and 117,427.88 is: 244,538.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,389.13 : 117,427.88 = 117,427.88 : x
  2. Step 2: Convert to fraction form
    56,389.13/117,427.88 = 117,427.88/x
  3. Step 3: Cross multiply
    56,389.13x = 117,427.88 × 117,427.88
  4. Step 4: Simplify right side
    56,389.13x = 13,789,305,827.02
  5. Step 5: Solve for x
    x = 13,789,305,827.02/56,389.13
  6. Step 6: Final answer
    x = 244,538.39

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.