Home / 862,334.39-1,293,657.41-356,620.71

Finding the Fourth Proportional to 862,334.39, 1,293,657.41 and 356,620.71

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Solution

The fourth proportional to 862,334.39, 1,293,657.41 and 356,620.71 is: 534,995.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,334.39 : 1,293,657.41 = 356,620.71 : x
  2. Step 2: Convert to fraction form
    862,334.39/1,293,657.41 = 356,620.71/x
  3. Step 3: Cross multiply
    862,334.39x = 1,293,657.41 × 356,620.71
  4. Step 4: Simplify right side
    862,334.39x = 461,345,022,267.86
  5. Step 5: Solve for x
    x = 461,345,022,267.86/862,334.39
  6. Step 6: Final answer
    x = 534,995.51

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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.