Home / 627,500.37-865,957.19-341,020.45

Finding the Fourth Proportional to 627,500.37, 865,957.19 and 341,020.45

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Solution

The fourth proportional to 627,500.37, 865,957.19 and 341,020.45 is: 470,611.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,500.37 : 865,957.19 = 341,020.45 : x
  2. Step 2: Convert to fraction form
    627,500.37/865,957.19 = 341,020.45/x
  3. Step 3: Cross multiply
    627,500.37x = 865,957.19 × 341,020.45
  4. Step 4: Simplify right side
    627,500.37x = 295,309,110,614.54
  5. Step 5: Solve for x
    x = 295,309,110,614.54/627,500.37
  6. Step 6: Final answer
    x = 470,611.85

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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.