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Finding the Fourth Proportional to 503,191.36, 694,403.04 and 276,836.32

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Solution

The fourth proportional to 503,191.36, 694,403.04 and 276,836.32 is: 382,033.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,191.36 : 694,403.04 = 276,836.32 : x
  2. Step 2: Convert to fraction form
    503,191.36/694,403.04 = 276,836.32/x
  3. Step 3: Cross multiply
    503,191.36x = 694,403.04 × 276,836.32
  4. Step 4: Simplify right side
    503,191.36x = 192,235,982,190.41
  5. Step 5: Solve for x
    x = 192,235,982,190.41/503,191.36
  6. Step 6: Final answer
    x = 382,033.55

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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.