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Finding the Fourth Proportional to 444,091.66, 666,207.34 and 191,443.95

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Solution

The fourth proportional to 444,091.66, 666,207.34 and 191,443.95 is: 287,196.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,091.66 : 666,207.34 = 191,443.95 : x
  2. Step 2: Convert to fraction form
    444,091.66/666,207.34 = 191,443.95/x
  3. Step 3: Cross multiply
    444,091.66x = 666,207.34 × 191,443.95
  4. Step 4: Simplify right side
    444,091.66x = 127,541,364,209.98
  5. Step 5: Solve for x
    x = 127,541,364,209.98/444,091.66
  6. Step 6: Final answer
    x = 287,196.04

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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.