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Finding the Fourth Proportional to 596.54, 890.42 and 554.76

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Solution

The fourth proportional to 596.54, 890.42 and 554.76 is: 828.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.54 : 890.42 = 554.76 : x
  2. Step 2: Convert to fraction form
    596.54/890.42 = 554.76/x
  3. Step 3: Cross multiply
    596.54x = 890.42 × 554.76
  4. Step 4: Simplify right side
    596.54x = 493,967.24
  5. Step 5: Solve for x
    x = 493,967.24/596.54
  6. Step 6: Final answer
    x = 828.05

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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.