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Finding the Fourth Proportional to 552.03, 822.97 and 526.11

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Solution

The fourth proportional to 552.03, 822.97 and 526.11 is: 784.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.03 : 822.97 = 526.11 : x
  2. Step 2: Convert to fraction form
    552.03/822.97 = 526.11/x
  3. Step 3: Cross multiply
    552.03x = 822.97 × 526.11
  4. Step 4: Simplify right side
    552.03x = 432,971.43
  5. Step 5: Solve for x
    x = 432,971.43/552.03
  6. Step 6: Final answer
    x = 784.33

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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.