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Finding the Fourth Proportional to 272,893.70, 409,340.55 and 244,025.30

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Solution

The fourth proportional to 272,893.70, 409,340.55 and 244,025.30 is: 366,037.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,893.70 : 409,340.55 = 244,025.30 : x
  2. Step 2: Convert to fraction form
    272,893.70/409,340.55 = 244,025.30/x
  3. Step 3: Cross multiply
    272,893.70x = 409,340.55 × 244,025.30
  4. Step 4: Simplify right side
    272,893.70x = 99,889,450,515.92
  5. Step 5: Solve for x
    x = 99,889,450,515.92/272,893.70
  6. Step 6: Final answer
    x = 366,037.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.