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Finding the Third Proportional to 75,388 and 116,808

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Solution

The third proportional to 75,388 and 116,808 is: 180,985.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,388 : 116,808 = 116,808 : x
  2. Step 2: Convert to fraction form
    75,388/116,808 = 116,808/x
  3. Step 3: Cross multiply
    75,388x = 116,808 × 116,808
  4. Step 4: Simplify right side
    75,388x = 13,644,108,864
  5. Step 5: Solve for x
    x = 13,644,108,864/75,388
  6. Step 6: Final answer
    x = 180,985.15

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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.