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Finding the Fourth Proportional to 503,755, 695,181.90 and 277,399.96

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Solution

The fourth proportional to 503,755, 695,181.90 and 277,399.96 is: 382,811.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,755 : 695,181.90 = 277,399.96 : x
  2. Step 2: Convert to fraction form
    503,755/695,181.90 = 277,399.96/x
  3. Step 3: Cross multiply
    503,755x = 695,181.90 × 277,399.96
  4. Step 4: Simplify right side
    503,755x = 192,843,431,252.72
  5. Step 5: Solve for x
    x = 192,843,431,252.72/503,755
  6. Step 6: Final answer
    x = 382,811.94

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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.