Home / 454,880.22-682,311-202,092.18

Finding the Fourth Proportional to 454,880.22, 682,311 and 202,092.18

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Solution

The fourth proportional to 454,880.22, 682,311 and 202,092.18 is: 303,134.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,880.22 : 682,311 = 202,092.18 : x
  2. Step 2: Convert to fraction form
    454,880.22/682,311 = 202,092.18/x
  3. Step 3: Cross multiply
    454,880.22x = 682,311 × 202,092.18
  4. Step 4: Simplify right side
    454,880.22x = 137,889,717,427.98
  5. Step 5: Solve for x
    x = 137,889,717,427.98/454,880.22
  6. Step 6: Final answer
    x = 303,134.12

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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.