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Finding the Fourth Proportional to 272,872.68, 373,836.92 and 262,645.59

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Solution

The fourth proportional to 272,872.68, 373,836.92 and 262,645.59 is: 359,825.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,872.68 : 373,836.92 = 262,645.59 : x
  2. Step 2: Convert to fraction form
    272,872.68/373,836.92 = 262,645.59/x
  3. Step 3: Cross multiply
    272,872.68x = 373,836.92 × 262,645.59
  4. Step 4: Simplify right side
    272,872.68x = 98,186,617,103.95
  5. Step 5: Solve for x
    x = 98,186,617,103.95/272,872.68
  6. Step 6: Final answer
    x = 359,825.75

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.