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Finding the Fourth Proportional to 583.96, 875.85 and 551.83

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Solution

The fourth proportional to 583.96, 875.85 and 551.83 is: 827.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.96 : 875.85 = 551.83 : x
  2. Step 2: Convert to fraction form
    583.96/875.85 = 551.83/x
  3. Step 3: Cross multiply
    583.96x = 875.85 × 551.83
  4. Step 4: Simplify right side
    583.96x = 483,320.31
  5. Step 5: Solve for x
    x = 483,320.31/583.96
  6. Step 6: Final answer
    x = 827.66

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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.