Home / 888,775.89-1,226,161.73-516,175.38

Finding the Fourth Proportional to 888,775.89, 1,226,161.73 and 516,175.38

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Solution

The fourth proportional to 888,775.89, 1,226,161.73 and 516,175.38 is: 712,119.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,775.89 : 1,226,161.73 = 516,175.38 : x
  2. Step 2: Convert to fraction form
    888,775.89/1,226,161.73 = 516,175.38/x
  3. Step 3: Cross multiply
    888,775.89x = 1,226,161.73 × 516,175.38
  4. Step 4: Simplify right side
    888,775.89x = 632,914,488,212.52
  5. Step 5: Solve for x
    x = 632,914,488,212.52/888,775.89
  6. Step 6: Final answer
    x = 712,119.33

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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.