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Finding the Third Proportional to 484,999.50 and 734,209.50

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Solution

The third proportional to 484,999.50 and 734,209.50 is: 1,111,472.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,999.50 : 734,209.50 = 734,209.50 : x
  2. Step 2: Convert to fraction form
    484,999.50/734,209.50 = 734,209.50/x
  3. Step 3: Cross multiply
    484,999.50x = 734,209.50 × 734,209.50
  4. Step 4: Simplify right side
    484,999.50x = 539,063,589,890.25
  5. Step 5: Solve for x
    x = 539,063,589,890.25/484,999.50
  6. Step 6: Final answer
    x = 1,111,472.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.