Home / 492,531.38-738,797.16-118,554.38

Finding the Fourth Proportional to 492,531.38, 738,797.16 and 118,554.38

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Solution

The fourth proportional to 492,531.38, 738,797.16 and 118,554.38 is: 177,831.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,531.38 : 738,797.16 = 118,554.38 : x
  2. Step 2: Convert to fraction form
    492,531.38/738,797.16 = 118,554.38/x
  3. Step 3: Cross multiply
    492,531.38x = 738,797.16 × 118,554.38
  4. Step 4: Simplify right side
    492,531.38x = 87,587,639,249.56
  5. Step 5: Solve for x
    x = 87,587,639,249.56/492,531.38
  6. Step 6: Final answer
    x = 177,831.59

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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.