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Finding the Third Proportional to 56,090 and 119,962

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Solution

The third proportional to 56,090 and 119,962 is: 256,567.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,090 : 119,962 = 119,962 : x
  2. Step 2: Convert to fraction form
    56,090/119,962 = 119,962/x
  3. Step 3: Cross multiply
    56,090x = 119,962 × 119,962
  4. Step 4: Simplify right side
    56,090x = 14,390,881,444
  5. Step 5: Solve for x
    x = 14,390,881,444/56,090
  6. Step 6: Final answer
    x = 256,567.68

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.