Home / 987,059.60-1,481,280.60-632,934.80

Finding the Fourth Proportional to 987,059.60, 1,481,280.60 and 632,934.80

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Solution

The fourth proportional to 987,059.60, 1,481,280.60 and 632,934.80 is: 949,845.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,059.60 : 1,481,280.60 = 632,934.80 : x
  2. Step 2: Convert to fraction form
    987,059.60/1,481,280.60 = 632,934.80/x
  3. Step 3: Cross multiply
    987,059.60x = 1,481,280.60 × 632,934.80
  4. Step 4: Simplify right side
    987,059.60x = 937,554,040,304.88
  5. Step 5: Solve for x
    x = 937,554,040,304.88/987,059.60
  6. Step 6: Final answer
    x = 949,845.42

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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.