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Finding the Third Proportional to 361,156.75 and 559,994

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Solution

The third proportional to 361,156.75 and 559,994 is: 868,302.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,156.75 : 559,994 = 559,994 : x
  2. Step 2: Convert to fraction form
    361,156.75/559,994 = 559,994/x
  3. Step 3: Cross multiply
    361,156.75x = 559,994 × 559,994
  4. Step 4: Simplify right side
    361,156.75x = 313,593,280,036
  5. Step 5: Solve for x
    x = 313,593,280,036/361,156.75
  6. Step 6: Final answer
    x = 868,302.42

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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.