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Finding the Fourth Proportional to 417,593.88, 576,527.04 and 274,600.53

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Solution

The fourth proportional to 417,593.88, 576,527.04 and 274,600.53 is: 379,111.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,593.88 : 576,527.04 = 274,600.53 : x
  2. Step 2: Convert to fraction form
    417,593.88/576,527.04 = 274,600.53/x
  3. Step 3: Cross multiply
    417,593.88x = 576,527.04 × 274,600.53
  4. Step 4: Simplify right side
    417,593.88x = 158,314,630,743.33
  5. Step 5: Solve for x
    x = 158,314,630,743.33/417,593.88
  6. Step 6: Final answer
    x = 379,111.47

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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.