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Finding the Fourth Proportional to 492,226.91, 679,273.54 and 265,872.41

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Solution

The fourth proportional to 492,226.91, 679,273.54 and 265,872.41 is: 366,904.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,226.91 : 679,273.54 = 265,872.41 : x
  2. Step 2: Convert to fraction form
    492,226.91/679,273.54 = 265,872.41/x
  3. Step 3: Cross multiply
    492,226.91x = 679,273.54 × 265,872.41
  4. Step 4: Simplify right side
    492,226.91x = 180,600,093,129.03
  5. Step 5: Solve for x
    x = 180,600,093,129.03/492,226.91
  6. Step 6: Final answer
    x = 366,904.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.