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Finding the Third Proportional to 389,320.50 and 844,737

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Solution

The third proportional to 389,320.50 and 844,737 is: 1,832,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,320.50 : 844,737 = 844,737 : x
  2. Step 2: Convert to fraction form
    389,320.50/844,737 = 844,737/x
  3. Step 3: Cross multiply
    389,320.50x = 844,737 × 844,737
  4. Step 4: Simplify right side
    389,320.50x = 713,580,599,169
  5. Step 5: Solve for x
    x = 713,580,599,169/389,320.50
  6. Step 6: Final answer
    x = 1,832,887.30

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.