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Finding the Fourth Proportional to 323,027.19, 445,773.09 and 179,787.30

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Solution

The fourth proportional to 323,027.19, 445,773.09 and 179,787.30 is: 248,104.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,027.19 : 445,773.09 = 179,787.30 : x
  2. Step 2: Convert to fraction form
    323,027.19/445,773.09 = 179,787.30/x
  3. Step 3: Cross multiply
    323,027.19x = 445,773.09 × 179,787.30
  4. Step 4: Simplify right side
    323,027.19x = 80,144,340,263.76
  5. Step 5: Solve for x
    x = 80,144,340,263.76/323,027.19
  6. Step 6: Final answer
    x = 248,104.01

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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.