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Finding the Third Proportional to 550,480.50 and 850,770

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Solution

The third proportional to 550,480.50 and 850,770 is: 1,314,868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,480.50 : 850,770 = 850,770 : x
  2. Step 2: Convert to fraction form
    550,480.50/850,770 = 850,770/x
  3. Step 3: Cross multiply
    550,480.50x = 850,770 × 850,770
  4. Step 4: Simplify right side
    550,480.50x = 723,809,592,900
  5. Step 5: Solve for x
    x = 723,809,592,900/550,480.50
  6. Step 6: Final answer
    x = 1,314,868.72

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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.