Home / 905,533.43-1,358,286.17-231,608.77

Finding the Fourth Proportional to 905,533.43, 1,358,286.17 and 231,608.77

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Solution

The fourth proportional to 905,533.43, 1,358,286.17 and 231,608.77 is: 347,409.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,533.43 : 1,358,286.17 = 231,608.77 : x
  2. Step 2: Convert to fraction form
    905,533.43/1,358,286.17 = 231,608.77/x
  3. Step 3: Cross multiply
    905,533.43x = 1,358,286.17 × 231,608.77
  4. Step 4: Simplify right side
    905,533.43x = 314,590,984,587.95
  5. Step 5: Solve for x
    x = 314,590,984,587.95/905,533.43
  6. Step 6: Final answer
    x = 347,409.58

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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.