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Finding the Fourth Proportional to 444,031.94, 665,872.59 and 177,742.82

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Solution

The fourth proportional to 444,031.94, 665,872.59 and 177,742.82 is: 266,544.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,031.94 : 665,872.59 = 177,742.82 : x
  2. Step 2: Convert to fraction form
    444,031.94/665,872.59 = 177,742.82/x
  3. Step 3: Cross multiply
    444,031.94x = 665,872.59 × 177,742.82
  4. Step 4: Simplify right side
    444,031.94x = 118,354,071,907.30
  5. Step 5: Solve for x
    x = 118,354,071,907.30/444,031.94
  6. Step 6: Final answer
    x = 266,544.05

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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.