Home / 362,566.20-543,849.30-308,911.80

Finding the Fourth Proportional to 362,566.20, 543,849.30 and 308,911.80

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Solution

The fourth proportional to 362,566.20, 543,849.30 and 308,911.80 is: 463,367.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,566.20 : 543,849.30 = 308,911.80 : x
  2. Step 2: Convert to fraction form
    362,566.20/543,849.30 = 308,911.80/x
  3. Step 3: Cross multiply
    362,566.20x = 543,849.30 × 308,911.80
  4. Step 4: Simplify right side
    362,566.20x = 168,001,466,191.74
  5. Step 5: Solve for x
    x = 168,001,466,191.74/362,566.20
  6. Step 6: Final answer
    x = 463,367.70

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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.