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Finding the Third Proportional to 179,483.50 and 391,565

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Solution

The third proportional to 179,483.50 and 391,565 is: 854,246.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,483.50 : 391,565 = 391,565 : x
  2. Step 2: Convert to fraction form
    179,483.50/391,565 = 391,565/x
  3. Step 3: Cross multiply
    179,483.50x = 391,565 × 391,565
  4. Step 4: Simplify right side
    179,483.50x = 153,323,149,225
  5. Step 5: Solve for x
    x = 153,323,149,225/179,483.50
  6. Step 6: Final answer
    x = 854,246.49

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.