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Finding the Third Proportional to 75,042 and 116,346

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Solution

The third proportional to 75,042 and 116,346 is: 180,384.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,042 : 116,346 = 116,346 : x
  2. Step 2: Convert to fraction form
    75,042/116,346 = 116,346/x
  3. Step 3: Cross multiply
    75,042x = 116,346 × 116,346
  4. Step 4: Simplify right side
    75,042x = 13,536,391,716
  5. Step 5: Solve for x
    x = 13,536,391,716/75,042
  6. Step 6: Final answer
    x = 180,384.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.