Home / 356,318.22-491,726.22-195,173.28

Finding the Fourth Proportional to 356,318.22, 491,726.22 and 195,173.28

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Solution

The fourth proportional to 356,318.22, 491,726.22 and 195,173.28 is: 269,343.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,318.22 : 491,726.22 = 195,173.28 : x
  2. Step 2: Convert to fraction form
    356,318.22/491,726.22 = 195,173.28/x
  3. Step 3: Cross multiply
    356,318.22x = 491,726.22 × 195,173.28
  4. Step 4: Simplify right side
    356,318.22x = 95,971,819,219.40
  5. Step 5: Solve for x
    x = 95,971,819,219.40/356,318.22
  6. Step 6: Final answer
    x = 269,343.00

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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.