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Finding the Fourth Proportional to 504,239.56, 695,850.78 and 274,796.92

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Solution

The fourth proportional to 504,239.56, 695,850.78 and 274,796.92 is: 379,219.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,239.56 : 695,850.78 = 274,796.92 : x
  2. Step 2: Convert to fraction form
    504,239.56/695,850.78 = 274,796.92/x
  3. Step 3: Cross multiply
    504,239.56x = 695,850.78 × 274,796.92
  4. Step 4: Simplify right side
    504,239.56x = 191,217,651,123.60
  5. Step 5: Solve for x
    x = 191,217,651,123.60/504,239.56
  6. Step 6: Final answer
    x = 379,219.85

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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.