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Finding the Fourth Proportional to 796.02, 1,098.36 and 501.68

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Solution

The fourth proportional to 796.02, 1,098.36 and 501.68 is: 692.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    796.02 : 1,098.36 = 501.68 : x
  2. Step 2: Convert to fraction form
    796.02/1,098.36 = 501.68/x
  3. Step 3: Cross multiply
    796.02x = 1,098.36 × 501.68
  4. Step 4: Simplify right side
    796.02x = 551,025.24
  5. Step 5: Solve for x
    x = 551,025.24/796.02
  6. Step 6: Final answer
    x = 692.23

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Why These Related Problems?

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