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Finding the Fourth Proportional to 601.41, 830.00 and 339.47

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Solution

The fourth proportional to 601.41, 830.00 and 339.47 is: 468.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.41 : 830.00 = 339.47 : x
  2. Step 2: Convert to fraction form
    601.41/830.00 = 339.47/x
  3. Step 3: Cross multiply
    601.41x = 830.00 × 339.47
  4. Step 4: Simplify right side
    601.41x = 281,760.48
  5. Step 5: Solve for x
    x = 281,760.48/601.41
  6. Step 6: Final answer
    x = 468.50

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