Home / 479,958-719,804.52-180,414.96

Finding the Fourth Proportional to 479,958, 719,804.52 and 180,414.96

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Solution

The fourth proportional to 479,958, 719,804.52 and 180,414.96 is: 270,572.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,958 : 719,804.52 = 180,414.96 : x
  2. Step 2: Convert to fraction form
    479,958/719,804.52 = 180,414.96/x
  3. Step 3: Cross multiply
    479,958x = 719,804.52 × 180,414.96
  4. Step 4: Simplify right side
    479,958x = 129,863,503,683.62
  5. Step 5: Solve for x
    x = 129,863,503,683.62/479,958
  6. Step 6: Final answer
    x = 270,572.64

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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.