Home / 467,889.37-645,694.71-263,944.27

Finding the Fourth Proportional to 467,889.37, 645,694.71 and 263,944.27

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Solution

The fourth proportional to 467,889.37, 645,694.71 and 263,944.27 is: 364,247.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,889.37 : 645,694.71 = 263,944.27 : x
  2. Step 2: Convert to fraction form
    467,889.37/645,694.71 = 263,944.27/x
  3. Step 3: Cross multiply
    467,889.37x = 645,694.71 × 263,944.27
  4. Step 4: Simplify right side
    467,889.37x = 170,427,418,873.81
  5. Step 5: Solve for x
    x = 170,427,418,873.81/467,889.37
  6. Step 6: Final answer
    x = 364,247.26

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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.