Home / 482,720.95-724,057.89-179,174.23

Finding the Fourth Proportional to 482,720.95, 724,057.89 and 179,174.23

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Solution

The fourth proportional to 482,720.95, 724,057.89 and 179,174.23 is: 268,752.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,720.95 : 724,057.89 = 179,174.23 : x
  2. Step 2: Convert to fraction form
    482,720.95/724,057.89 = 179,174.23/x
  3. Step 3: Cross multiply
    482,720.95x = 724,057.89 × 179,174.23
  4. Step 4: Simplify right side
    482,720.95x = 129,732,514,916.18
  5. Step 5: Solve for x
    x = 129,732,514,916.18/482,720.95
  6. Step 6: Final answer
    x = 268,752.61

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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.