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Finding the Fourth Proportional to 606,781.28, 837,352.32 and 334,851.68

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Solution

The fourth proportional to 606,781.28, 837,352.32 and 334,851.68 is: 462,092.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,781.28 : 837,352.32 = 334,851.68 : x
  2. Step 2: Convert to fraction form
    606,781.28/837,352.32 = 334,851.68/x
  3. Step 3: Cross multiply
    606,781.28x = 837,352.32 × 334,851.68
  4. Step 4: Simplify right side
    606,781.28x = 280,388,831,103.90
  5. Step 5: Solve for x
    x = 280,388,831,103.90/606,781.28
  6. Step 6: Final answer
    x = 462,092.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.