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Finding the Third Proportional to 397,365.75 and 594,486

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Solution

The third proportional to 397,365.75 and 594,486 is: 889,391.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,365.75 : 594,486 = 594,486 : x
  2. Step 2: Convert to fraction form
    397,365.75/594,486 = 594,486/x
  3. Step 3: Cross multiply
    397,365.75x = 594,486 × 594,486
  4. Step 4: Simplify right side
    397,365.75x = 353,413,604,196
  5. Step 5: Solve for x
    x = 353,413,604,196/397,365.75
  6. Step 6: Final answer
    x = 889,391.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.