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Finding the Fourth Proportional to 601.44, 896.80 and 554.16

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Solution

The fourth proportional to 601.44, 896.80 and 554.16 is: 826.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.44 : 896.80 = 554.16 : x
  2. Step 2: Convert to fraction form
    601.44/896.80 = 554.16/x
  3. Step 3: Cross multiply
    601.44x = 896.80 × 554.16
  4. Step 4: Simplify right side
    601.44x = 496,970.69
  5. Step 5: Solve for x
    x = 496,970.69/601.44
  6. Step 6: Final answer
    x = 826.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.