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Finding the Third Proportional to 361,156.50 and 559,994.75

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Solution

The third proportional to 361,156.50 and 559,994.75 is: 868,305.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,156.50 : 559,994.75 = 559,994.75 : x
  2. Step 2: Convert to fraction form
    361,156.50/559,994.75 = 559,994.75/x
  3. Step 3: Cross multiply
    361,156.50x = 559,994.75 × 559,994.75
  4. Step 4: Simplify right side
    361,156.50x = 313,594,120,027.56
  5. Step 5: Solve for x
    x = 313,594,120,027.56/361,156.50
  6. Step 6: Final answer
    x = 868,305.35

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.