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Finding the Fourth Proportional to 444,210.40, 666,121.20 and 177,882.40

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Solution

The fourth proportional to 444,210.40, 666,121.20 and 177,882.40 is: 266,745.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,210.40 : 666,121.20 = 177,882.40 : x
  2. Step 2: Convert to fraction form
    444,210.40/666,121.20 = 177,882.40/x
  3. Step 3: Cross multiply
    444,210.40x = 666,121.20 × 177,882.40
  4. Step 4: Simplify right side
    444,210.40x = 118,491,237,746.88
  5. Step 5: Solve for x
    x = 118,491,237,746.88/444,210.40
  6. Step 6: Final answer
    x = 266,745.75

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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.