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Finding the Fourth Proportional to 476.97, 715.91 and 246.03

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Solution

The fourth proportional to 476.97, 715.91 and 246.03 is: 369.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    476.97 : 715.91 = 246.03 : x
  2. Step 2: Convert to fraction form
    476.97/715.91 = 246.03/x
  3. Step 3: Cross multiply
    476.97x = 715.91 × 246.03
  4. Step 4: Simplify right side
    476.97x = 176,131.76
  5. Step 5: Solve for x
    x = 176,131.76/476.97
  6. Step 6: Final answer
    x = 369.27

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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.