Home / 395,331.63-545,334.93-250,092.36

Finding the Fourth Proportional to 395,331.63, 545,334.93 and 250,092.36

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Solution

The fourth proportional to 395,331.63, 545,334.93 and 250,092.36 is: 344,986.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,331.63 : 545,334.93 = 250,092.36 : x
  2. Step 2: Convert to fraction form
    395,331.63/545,334.93 = 250,092.36/x
  3. Step 3: Cross multiply
    395,331.63x = 545,334.93 × 250,092.36
  4. Step 4: Simplify right side
    395,331.63x = 136,384,099,634.14
  5. Step 5: Solve for x
    x = 136,384,099,634.14/395,331.63
  6. Step 6: Final answer
    x = 344,986.56

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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.