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Finding the Fourth Proportional to 534.97, 802.95 and 329.94

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Solution

The fourth proportional to 534.97, 802.95 and 329.94 is: 495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.97 : 802.95 = 329.94 : x
  2. Step 2: Convert to fraction form
    534.97/802.95 = 329.94/x
  3. Step 3: Cross multiply
    534.97x = 802.95 × 329.94
  4. Step 4: Simplify right side
    534.97x = 264,925.32
  5. Step 5: Solve for x
    x = 264,925.32/534.97
  6. Step 6: Final answer
    x = 495.22

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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.