Home / 444,867.89-613,961.64-253,909.98

Finding the Fourth Proportional to 444,867.89, 613,961.64 and 253,909.98

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Solution

The fourth proportional to 444,867.89, 613,961.64 and 253,909.98 is: 350,420.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,867.89 : 613,961.64 = 253,909.98 : x
  2. Step 2: Convert to fraction form
    444,867.89/613,961.64 = 253,909.98/x
  3. Step 3: Cross multiply
    444,867.89x = 613,961.64 × 253,909.98
  4. Step 4: Simplify right side
    444,867.89x = 155,890,987,733.17
  5. Step 5: Solve for x
    x = 155,890,987,733.17/444,867.89
  6. Step 6: Final answer
    x = 350,420.86

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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.