Home / 468,426.20-702,566.40-131,433.80

Finding the Fourth Proportional to 468,426.20, 702,566.40 and 131,433.80

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Solution

The fourth proportional to 468,426.20, 702,566.40 and 131,433.80 is: 197,130.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,426.20 : 702,566.40 = 131,433.80 : x
  2. Step 2: Convert to fraction form
    468,426.20/702,566.40 = 131,433.80/x
  3. Step 3: Cross multiply
    468,426.20x = 702,566.40 × 131,433.80
  4. Step 4: Simplify right side
    468,426.20x = 92,340,971,704.32
  5. Step 5: Solve for x
    x = 92,340,971,704.32/468,426.20
  6. Step 6: Final answer
    x = 197,130.25

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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.