Home / 1,096,778.54-1,644,556.51-338,404.70

Finding the Fourth Proportional to 1,096,778.54, 1,644,556.51 and 338,404.70

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Solution

The fourth proportional to 1,096,778.54, 1,644,556.51 and 338,404.70 is: 507,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,778.54 : 1,644,556.51 = 338,404.70 : x
  2. Step 2: Convert to fraction form
    1,096,778.54/1,644,556.51 = 338,404.70/x
  3. Step 3: Cross multiply
    1,096,778.54x = 1,644,556.51 × 338,404.70
  4. Step 4: Simplify right side
    1,096,778.54x = 556,525,652,399.60
  5. Step 5: Solve for x
    x = 556,525,652,399.60/1,096,778.54
  6. Step 6: Final answer
    x = 507,418.44

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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.