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Finding the Fourth Proportional to 584.51, 876.96 and 353.54

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Solution

The fourth proportional to 584.51, 876.96 and 353.54 is: 530.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.51 : 876.96 = 353.54 : x
  2. Step 2: Convert to fraction form
    584.51/876.96 = 353.54/x
  3. Step 3: Cross multiply
    584.51x = 876.96 × 353.54
  4. Step 4: Simplify right side
    584.51x = 310,036.05
  5. Step 5: Solve for x
    x = 310,036.05/584.51
  6. Step 6: Final answer
    x = 530.42

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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.