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Finding the Third Proportional to 384,640.50 and 837,010.50

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Solution

The third proportional to 384,640.50 and 837,010.50 is: 1,821,406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,640.50 : 837,010.50 = 837,010.50 : x
  2. Step 2: Convert to fraction form
    384,640.50/837,010.50 = 837,010.50/x
  3. Step 3: Cross multiply
    384,640.50x = 837,010.50 × 837,010.50
  4. Step 4: Simplify right side
    384,640.50x = 700,586,577,110.25
  5. Step 5: Solve for x
    x = 700,586,577,110.25/384,640.50
  6. Step 6: Final answer
    x = 1,821,406.16

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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.