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Finding the Fourth Proportional to 496,211.58, 744,361.77 and 192,598.63

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Solution

The fourth proportional to 496,211.58, 744,361.77 and 192,598.63 is: 288,915.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,211.58 : 744,361.77 = 192,598.63 : x
  2. Step 2: Convert to fraction form
    496,211.58/744,361.77 = 192,598.63/x
  3. Step 3: Cross multiply
    496,211.58x = 744,361.77 × 192,598.63
  4. Step 4: Simplify right side
    496,211.58x = 143,363,055,265.47
  5. Step 5: Solve for x
    x = 143,363,055,265.47/496,211.58
  6. Step 6: Final answer
    x = 288,915.17

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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.