Home / 627,529.85-865,997.90-341,049.95

Finding the Fourth Proportional to 627,529.85, 865,997.90 and 341,049.95

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Solution

The fourth proportional to 627,529.85, 865,997.90 and 341,049.95 is: 470,652.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,529.85 : 865,997.90 = 341,049.95 : x
  2. Step 2: Convert to fraction form
    627,529.85/865,997.90 = 341,049.95/x
  3. Step 3: Cross multiply
    627,529.85x = 865,997.90 × 341,049.95
  4. Step 4: Simplify right side
    627,529.85x = 295,348,540,495.11
  5. Step 5: Solve for x
    x = 295,348,540,495.11/627,529.85
  6. Step 6: Final answer
    x = 470,652.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.