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Finding the Fourth Proportional to 609,772.59, 914,650.47 and 189,048.42

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Solution

The fourth proportional to 609,772.59, 914,650.47 and 189,048.42 is: 283,570.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,772.59 : 914,650.47 = 189,048.42 : x
  2. Step 2: Convert to fraction form
    609,772.59/914,650.47 = 189,048.42/x
  3. Step 3: Cross multiply
    609,772.59x = 914,650.47 × 189,048.42
  4. Step 4: Simplify right side
    609,772.59x = 172,913,226,205.76
  5. Step 5: Solve for x
    x = 172,913,226,205.76/609,772.59
  6. Step 6: Final answer
    x = 283,570.02

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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.