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Finding the Fourth Proportional to 584.17, 875.48 and 510.86

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Solution

The fourth proportional to 584.17, 875.48 and 510.86 is: 765.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.17 : 875.48 = 510.86 : x
  2. Step 2: Convert to fraction form
    584.17/875.48 = 510.86/x
  3. Step 3: Cross multiply
    584.17x = 875.48 × 510.86
  4. Step 4: Simplify right side
    584.17x = 447,247.35
  5. Step 5: Solve for x
    x = 447,247.35/584.17
  6. Step 6: Final answer
    x = 765.61

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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.