Home / 454,896.23-682,335-202,108.19

Finding the Fourth Proportional to 454,896.23, 682,335 and 202,108.19

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Solution

The fourth proportional to 454,896.23, 682,335 and 202,108.19 is: 303,158.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,896.23 : 682,335 = 202,108.19 : x
  2. Step 2: Convert to fraction form
    454,896.23/682,335 = 202,108.19/x
  3. Step 3: Cross multiply
    454,896.23x = 682,335 × 202,108.19
  4. Step 4: Simplify right side
    454,896.23x = 137,905,488,411.98
  5. Step 5: Solve for x
    x = 137,905,488,411.98/454,896.23
  6. Step 6: Final answer
    x = 303,158.13

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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.