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Finding the Fourth Proportional to 529,770.65, 794,175.36 and 192,573.15

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Solution

The fourth proportional to 529,770.65, 794,175.36 and 192,573.15 is: 288,685.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,770.65 : 794,175.36 = 192,573.15 : x
  2. Step 2: Convert to fraction form
    529,770.65/794,175.36 = 192,573.15/x
  3. Step 3: Cross multiply
    529,770.65x = 794,175.36 × 192,573.15
  4. Step 4: Simplify right side
    529,770.65x = 152,936,850,727.58
  5. Step 5: Solve for x
    x = 152,936,850,727.58/529,770.65
  6. Step 6: Final answer
    x = 288,685.02

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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.