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Finding the Fourth Proportional to 584.08, 876.64 and 522.28

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Solution

The fourth proportional to 584.08, 876.64 and 522.28 is: 783.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.08 : 876.64 = 522.28 : x
  2. Step 2: Convert to fraction form
    584.08/876.64 = 522.28/x
  3. Step 3: Cross multiply
    584.08x = 876.64 × 522.28
  4. Step 4: Simplify right side
    584.08x = 457,851.54
  5. Step 5: Solve for x
    x = 457,851.54/584.08
  6. Step 6: Final answer
    x = 783.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.