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Finding the Fourth Proportional to 613.76, 847.00 and 334.00

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Solution

The fourth proportional to 613.76, 847.00 and 334.00 is: 460.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    613.76 : 847.00 = 334.00 : x
  2. Step 2: Convert to fraction form
    613.76/847.00 = 334.00/x
  3. Step 3: Cross multiply
    613.76x = 847.00 × 334.00
  4. Step 4: Simplify right side
    613.76x = 282,897.60
  5. Step 5: Solve for x
    x = 282,897.60/613.76
  6. Step 6: Final answer
    x = 460.92

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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.