Home / 462,558.26-638,295.18-281,245.03

Finding the Fourth Proportional to 462,558.26, 638,295.18 and 281,245.03

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Solution

The fourth proportional to 462,558.26, 638,295.18 and 281,245.03 is: 388,096.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,558.26 : 638,295.18 = 281,245.03 : x
  2. Step 2: Convert to fraction form
    462,558.26/638,295.18 = 281,245.03/x
  3. Step 3: Cross multiply
    462,558.26x = 638,295.18 × 281,245.03
  4. Step 4: Simplify right side
    462,558.26x = 179,517,343,856.48
  5. Step 5: Solve for x
    x = 179,517,343,856.48/462,558.26
  6. Step 6: Final answer
    x = 388,096.72

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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.