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Finding the Fourth Proportional to 454,963.84, 682,462.16 and 170,625.59

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Solution

The fourth proportional to 454,963.84, 682,462.16 and 170,625.59 is: 255,944.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,963.84 : 682,462.16 = 170,625.59 : x
  2. Step 2: Convert to fraction form
    454,963.84/682,462.16 = 170,625.59/x
  3. Step 3: Cross multiply
    454,963.84x = 682,462.16 × 170,625.59
  4. Step 4: Simplify right side
    454,963.84x = 116,445,508,702.67
  5. Step 5: Solve for x
    x = 116,445,508,702.67/454,963.84
  6. Step 6: Final answer
    x = 255,944.54

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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.