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Finding the Fourth Proportional to 471,058.53, 650,042.05 and 256,198.47

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Solution

The fourth proportional to 471,058.53, 650,042.05 and 256,198.47 is: 353,543.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,058.53 : 650,042.05 = 256,198.47 : x
  2. Step 2: Convert to fraction form
    471,058.53/650,042.05 = 256,198.47/x
  3. Step 3: Cross multiply
    471,058.53x = 650,042.05 × 256,198.47
  4. Step 4: Simplify right side
    471,058.53x = 166,539,778,645.66
  5. Step 5: Solve for x
    x = 166,539,778,645.66/471,058.53
  6. Step 6: Final answer
    x = 353,543.71

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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.