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Finding the Third Proportional to 388,703 and 599,659

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Solution

The third proportional to 388,703 and 599,659 is: 925,104.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,703 : 599,659 = 599,659 : x
  2. Step 2: Convert to fraction form
    388,703/599,659 = 599,659/x
  3. Step 3: Cross multiply
    388,703x = 599,659 × 599,659
  4. Step 4: Simplify right side
    388,703x = 359,590,916,281
  5. Step 5: Solve for x
    x = 359,590,916,281/388,703
  6. Step 6: Final answer
    x = 925,104.56

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Why These Related Problems?

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