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Finding the Fourth Proportional to 444,190.40, 666,091.20 and 177,862.40

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Solution

The fourth proportional to 444,190.40, 666,091.20 and 177,862.40 is: 266,715.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,190.40 : 666,091.20 = 177,862.40 : x
  2. Step 2: Convert to fraction form
    444,190.40/666,091.20 = 177,862.40/x
  3. Step 3: Cross multiply
    444,190.40x = 666,091.20 × 177,862.40
  4. Step 4: Simplify right side
    444,190.40x = 118,472,579,450.88
  5. Step 5: Solve for x
    x = 118,472,579,450.88/444,190.40
  6. Step 6: Final answer
    x = 266,715.76

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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.