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Finding the Fourth Proportional to 504,228.83, 695,835.92 and 274,786.19

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Solution

The fourth proportional to 504,228.83, 695,835.92 and 274,786.19 is: 379,205.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,228.83 : 695,835.92 = 274,786.19 : x
  2. Step 2: Convert to fraction form
    504,228.83/695,835.92 = 274,786.19/x
  3. Step 3: Cross multiply
    504,228.83x = 695,835.92 × 274,786.19
  4. Step 4: Simplify right side
    504,228.83x = 191,206,096,468.83
  5. Step 5: Solve for x
    x = 191,206,096,468.83/504,228.83
  6. Step 6: Final answer
    x = 379,205.00

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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.