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Finding the Third Proportional to 116,821 and 183,018

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Solution

The third proportional to 116,821 and 183,018 is: 286,725.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,821 : 183,018 = 183,018 : x
  2. Step 2: Convert to fraction form
    116,821/183,018 = 183,018/x
  3. Step 3: Cross multiply
    116,821x = 183,018 × 183,018
  4. Step 4: Simplify right side
    116,821x = 33,495,588,324
  5. Step 5: Solve for x
    x = 33,495,588,324/116,821
  6. Step 6: Final answer
    x = 286,725.75

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.