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Finding the Fourth Proportional to 598.00, 823.45 and 554.44

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Solution

The fourth proportional to 598.00, 823.45 and 554.44 is: 763.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.00 : 823.45 = 554.44 : x
  2. Step 2: Convert to fraction form
    598.00/823.45 = 554.44/x
  3. Step 3: Cross multiply
    598.00x = 823.45 × 554.44
  4. Step 4: Simplify right side
    598.00x = 456,548.11
  5. Step 5: Solve for x
    x = 456,548.11/598.00
  6. Step 6: Final answer
    x = 763.46

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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.