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Finding the Fourth Proportional to 554.52, 825.97 and 526.44

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Solution

The fourth proportional to 554.52, 825.97 and 526.44 is: 784.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.52 : 825.97 = 526.44 : x
  2. Step 2: Convert to fraction form
    554.52/825.97 = 526.44/x
  3. Step 3: Cross multiply
    554.52x = 825.97 × 526.44
  4. Step 4: Simplify right side
    554.52x = 434,822.33
  5. Step 5: Solve for x
    x = 434,822.33/554.52
  6. Step 6: Final answer
    x = 784.14

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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.