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Finding the Third Proportional to 118,920 and 184,531

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Solution

The third proportional to 118,920 and 184,531 is: 286,341.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,920 : 184,531 = 184,531 : x
  2. Step 2: Convert to fraction form
    118,920/184,531 = 184,531/x
  3. Step 3: Cross multiply
    118,920x = 184,531 × 184,531
  4. Step 4: Simplify right side
    118,920x = 34,051,689,961
  5. Step 5: Solve for x
    x = 34,051,689,961/118,920
  6. Step 6: Final answer
    x = 286,341.15

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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.