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Finding the Third Proportional to 354,039.75 and 533,998.13

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Solution

The third proportional to 354,039.75 and 533,998.13 is: 805,429.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,039.75 : 533,998.13 = 533,998.13 : x
  2. Step 2: Convert to fraction form
    354,039.75/533,998.13 = 533,998.13/x
  3. Step 3: Cross multiply
    354,039.75x = 533,998.13 × 533,998.13
  4. Step 4: Simplify right side
    354,039.75x = 285,153,997,503.52
  5. Step 5: Solve for x
    x = 285,153,997,503.52/354,039.75
  6. Step 6: Final answer
    x = 805,429.33

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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.