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Finding the Third Proportional to 120,201 and 183,479.50

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Solution

The third proportional to 120,201 and 183,479.50 is: 280,070.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,201 : 183,479.50 = 183,479.50 : x
  2. Step 2: Convert to fraction form
    120,201/183,479.50 = 183,479.50/x
  3. Step 3: Cross multiply
    120,201x = 183,479.50 × 183,479.50
  4. Step 4: Simplify right side
    120,201x = 33,664,726,920.25
  5. Step 5: Solve for x
    x = 33,664,726,920.25/120,201
  6. Step 6: Final answer
    x = 280,070.27

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.