Home / 653,986.44-981,427.98-254,629.32

Finding the Fourth Proportional to 653,986.44, 981,427.98 and 254,629.32

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Solution

The fourth proportional to 653,986.44, 981,427.98 and 254,629.32 is: 382,118.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,986.44 : 981,427.98 = 254,629.32 : x
  2. Step 2: Convert to fraction form
    653,986.44/981,427.98 = 254,629.32/x
  3. Step 3: Cross multiply
    653,986.44x = 981,427.98 × 254,629.32
  4. Step 4: Simplify right side
    653,986.44x = 249,900,339,176.37
  5. Step 5: Solve for x
    x = 249,900,339,176.37/653,986.44
  6. Step 6: Final answer
    x = 382,118.53

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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.