Home / 625,942.36-938,677.78-226,484.36

Finding the Fourth Proportional to 625,942.36, 938,677.78 and 226,484.36

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Solution

The fourth proportional to 625,942.36, 938,677.78 and 226,484.36 is: 339,641.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,942.36 : 938,677.78 = 226,484.36 : x
  2. Step 2: Convert to fraction form
    625,942.36/938,677.78 = 226,484.36/x
  3. Step 3: Cross multiply
    625,942.36x = 938,677.78 × 226,484.36
  4. Step 4: Simplify right side
    625,942.36x = 212,595,836,249.52
  5. Step 5: Solve for x
    x = 212,595,836,249.52/625,942.36
  6. Step 6: Final answer
    x = 339,641.24

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1.5x scale

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.