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Finding the Fourth Proportional to 504,232.46, 695,840.92 and 274,789.82

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Solution

The fourth proportional to 504,232.46, 695,840.92 and 274,789.82 is: 379,210.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,232.46 : 695,840.92 = 274,789.82 : x
  2. Step 2: Convert to fraction form
    504,232.46/695,840.92 = 274,789.82/x
  3. Step 3: Cross multiply
    504,232.46x = 695,840.92 × 274,789.82
  4. Step 4: Simplify right side
    504,232.46x = 191,210,001,155.43
  5. Step 5: Solve for x
    x = 191,210,001,155.43/504,232.46
  6. Step 6: Final answer
    x = 379,210.02

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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.