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Finding the Fourth Proportional to 476.07, 713.70 and 183.41

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Solution

The fourth proportional to 476.07, 713.70 and 183.41 is: 274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    476.07 : 713.70 = 183.41 : x
  2. Step 2: Convert to fraction form
    476.07/713.70 = 183.41/x
  3. Step 3: Cross multiply
    476.07x = 713.70 × 183.41
  4. Step 4: Simplify right side
    476.07x = 130,898.82
  5. Step 5: Solve for x
    x = 130,898.82/476.07
  6. Step 6: Final answer
    x = 274.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.