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Finding the Fourth Proportional to 554.16, 832.50 and 481.26

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Solution

The fourth proportional to 554.16, 832.50 and 481.26 is: 722.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.16 : 832.50 = 481.26 : x
  2. Step 2: Convert to fraction form
    554.16/832.50 = 481.26/x
  3. Step 3: Cross multiply
    554.16x = 832.50 × 481.26
  4. Step 4: Simplify right side
    554.16x = 400,648.95
  5. Step 5: Solve for x
    x = 400,648.95/554.16
  6. Step 6: Final answer
    x = 722.98

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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.