Home / 938,333.51-1,407,500.41-228,361.54

Finding the Fourth Proportional to 938,333.51, 1,407,500.41 and 228,361.54

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Solution

The fourth proportional to 938,333.51, 1,407,500.41 and 228,361.54 is: 342,542.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,333.51 : 1,407,500.41 = 228,361.54 : x
  2. Step 2: Convert to fraction form
    938,333.51/1,407,500.41 = 228,361.54/x
  3. Step 3: Cross multiply
    938,333.51x = 1,407,500.41 × 228,361.54
  4. Step 4: Simplify right side
    938,333.51x = 321,418,961,178.23
  5. Step 5: Solve for x
    x = 321,418,961,178.23/938,333.51
  6. Step 6: Final answer
    x = 342,542.35

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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.