Home / 356,260.21-491,625.86-195,116.58

Finding the Fourth Proportional to 356,260.21, 491,625.86 and 195,116.58

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Solution

The fourth proportional to 356,260.21, 491,625.86 and 195,116.58 is: 269,253.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,260.21 : 491,625.86 = 195,116.58 : x
  2. Step 2: Convert to fraction form
    356,260.21/491,625.86 = 195,116.58/x
  3. Step 3: Cross multiply
    356,260.21x = 491,625.86 × 195,116.58
  4. Step 4: Simplify right side
    356,260.21x = 95,924,355,467.18
  5. Step 5: Solve for x
    x = 95,924,355,467.18/356,260.21
  6. Step 6: Final answer
    x = 269,253.63

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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.