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Finding the Fourth Proportional to 503,811.33, 695,228.11 and 277,456.83

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Solution

The fourth proportional to 503,811.33, 695,228.11 and 277,456.83 is: 382,873.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,811.33 : 695,228.11 = 277,456.83 : x
  2. Step 2: Convert to fraction form
    503,811.33/695,228.11 = 277,456.83/x
  3. Step 3: Cross multiply
    503,811.33x = 695,228.11 × 277,456.83
  4. Step 4: Simplify right side
    503,811.33x = 192,895,785,787.44
  5. Step 5: Solve for x
    x = 192,895,785,787.44/503,811.33
  6. Step 6: Final answer
    x = 382,873.06

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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.