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Finding the Fourth Proportional to 503,188.36, 694,398.90 and 276,833.32

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Solution

The fourth proportional to 503,188.36, 694,398.90 and 276,833.32 is: 382,029.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,188.36 : 694,398.90 = 276,833.32 : x
  2. Step 2: Convert to fraction form
    503,188.36/694,398.90 = 276,833.32/x
  3. Step 3: Cross multiply
    503,188.36x = 694,398.90 × 276,833.32
  4. Step 4: Simplify right side
    503,188.36x = 192,232,752,891.35
  5. Step 5: Solve for x
    x = 192,232,752,891.35/503,188.36
  6. Step 6: Final answer
    x = 382,029.41

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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.