Home / 393,629.91-543,283.43-246,522.97

Finding the Fourth Proportional to 393,629.91, 543,283.43 and 246,522.97

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Solution

The fourth proportional to 393,629.91, 543,283.43 and 246,522.97 is: 340,248.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,629.91 : 543,283.43 = 246,522.97 : x
  2. Step 2: Convert to fraction form
    393,629.91/543,283.43 = 246,522.97/x
  3. Step 3: Cross multiply
    393,629.91x = 543,283.43 × 246,522.97
  4. Step 4: Simplify right side
    393,629.91x = 133,931,844,715.39
  5. Step 5: Solve for x
    x = 133,931,844,715.39/393,629.91
  6. Step 6: Final answer
    x = 340,248.14

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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.