Home / 393,630.41-543,284.13-246,523.47

Finding the Fourth Proportional to 393,630.41, 543,284.13 and 246,523.47

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Solution

The fourth proportional to 393,630.41, 543,284.13 and 246,523.47 is: 340,248.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,630.41 : 543,284.13 = 246,523.47 : x
  2. Step 2: Convert to fraction form
    393,630.41/543,284.13 = 246,523.47/x
  3. Step 3: Cross multiply
    393,630.41x = 543,284.13 × 246,523.47
  4. Step 4: Simplify right side
    393,630.41x = 133,932,288,923.53
  5. Step 5: Solve for x
    x = 133,932,288,923.53/393,630.41
  6. Step 6: Final answer
    x = 340,248.84

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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.