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Finding the Third Proportional to 388,500 and 600,003

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Solution

The third proportional to 388,500 and 600,003 is: 926,650.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,500 : 600,003 = 600,003 : x
  2. Step 2: Convert to fraction form
    388,500/600,003 = 600,003/x
  3. Step 3: Cross multiply
    388,500x = 600,003 × 600,003
  4. Step 4: Simplify right side
    388,500x = 360,003,600,009
  5. Step 5: Solve for x
    x = 360,003,600,009/388,500
  6. Step 6: Final answer
    x = 926,650.19

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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.