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Finding the Fourth Proportional to 577,534.82, 866,449.87 and 222,453.50

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Solution

The fourth proportional to 577,534.82, 866,449.87 and 222,453.50 is: 333,737.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,534.82 : 866,449.87 = 222,453.50 : x
  2. Step 2: Convert to fraction form
    577,534.82/866,449.87 = 222,453.50/x
  3. Step 3: Cross multiply
    577,534.82x = 866,449.87 × 222,453.50
  4. Step 4: Simplify right side
    577,534.82x = 192,744,806,156.05
  5. Step 5: Solve for x
    x = 192,744,806,156.05/577,534.82
  6. Step 6: Final answer
    x = 333,737.12

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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.