Home / 624,944.37-862,422.96-338,464.47

Finding the Fourth Proportional to 624,944.37, 862,422.96 and 338,464.47

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Solution

The fourth proportional to 624,944.37, 862,422.96 and 338,464.47 is: 467,080.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,944.37 : 862,422.96 = 338,464.47 : x
  2. Step 2: Convert to fraction form
    624,944.37/862,422.96 = 338,464.47/x
  3. Step 3: Cross multiply
    624,944.37x = 862,422.96 × 338,464.47
  4. Step 4: Simplify right side
    624,944.37x = 291,899,530,072.23
  5. Step 5: Solve for x
    x = 291,899,530,072.23/624,944.37
  6. Step 6: Final answer
    x = 467,080.82

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1.5x scale

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.