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Finding the Fourth Proportional to 444,236.88, 666,154.98 and 219,509.70

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Solution

The fourth proportional to 444,236.88, 666,154.98 and 219,509.70 is: 329,165.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,236.88 : 666,154.98 = 219,509.70 : x
  2. Step 2: Convert to fraction form
    444,236.88/666,154.98 = 219,509.70/x
  3. Step 3: Cross multiply
    444,236.88x = 666,154.98 × 219,509.70
  4. Step 4: Simplify right side
    444,236.88x = 146,227,479,813.31
  5. Step 5: Solve for x
    x = 146,227,479,813.31/444,236.88
  6. Step 6: Final answer
    x = 329,165.56

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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.