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Finding the Fourth Proportional to 583.89, 875.43 and 295.17

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Solution

The fourth proportional to 583.89, 875.43 and 295.17 is: 442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.89 : 875.43 = 295.17 : x
  2. Step 2: Convert to fraction form
    583.89/875.43 = 295.17/x
  3. Step 3: Cross multiply
    583.89x = 875.43 × 295.17
  4. Step 4: Simplify right side
    583.89x = 258,400.67
  5. Step 5: Solve for x
    x = 258,400.67/583.89
  6. Step 6: Final answer
    x = 442.55

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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.