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Finding the Fourth Proportional to 467,993.88, 702,108 and 268,539.48

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Solution

The fourth proportional to 467,993.88, 702,108 and 268,539.48 is: 402,876.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,993.88 : 702,108 = 268,539.48 : x
  2. Step 2: Convert to fraction form
    467,993.88/702,108 = 268,539.48/x
  3. Step 3: Cross multiply
    467,993.88x = 702,108 × 268,539.48
  4. Step 4: Simplify right side
    467,993.88x = 188,543,717,223.84
  5. Step 5: Solve for x
    x = 188,543,717,223.84/467,993.88
  6. Step 6: Final answer
    x = 402,876.46

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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.