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Finding the Fourth Proportional to 444,235.88, 666,153.48 and 219,508.64

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Solution

The fourth proportional to 444,235.88, 666,153.48 and 219,508.64 is: 329,163.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,235.88 : 666,153.48 = 219,508.64 : x
  2. Step 2: Convert to fraction form
    444,235.88/666,153.48 = 219,508.64/x
  3. Step 3: Cross multiply
    444,235.88x = 666,153.48 × 219,508.64
  4. Step 4: Simplify right side
    444,235.88x = 146,226,444,426.07
  5. Step 5: Solve for x
    x = 146,226,444,426.07/444,235.88
  6. Step 6: Final answer
    x = 329,163.97

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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.