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Finding the Fourth Proportional to 503,352.84, 694,627.04 and 276,998.34

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Solution

The fourth proportional to 503,352.84, 694,627.04 and 276,998.34 is: 382,257.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,352.84 : 694,627.04 = 276,998.34 : x
  2. Step 2: Convert to fraction form
    503,352.84/694,627.04 = 276,998.34/x
  3. Step 3: Cross multiply
    503,352.84x = 694,627.04 × 276,998.34
  4. Step 4: Simplify right side
    503,352.84x = 192,410,536,999.11
  5. Step 5: Solve for x
    x = 192,410,536,999.11/503,352.84
  6. Step 6: Final answer
    x = 382,257.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.