Home / 541,830.85-812,785.23-186,839.75

Finding the Fourth Proportional to 541,830.85, 812,785.23 and 186,839.75

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Solution

The fourth proportional to 541,830.85, 812,785.23 and 186,839.75 is: 280,273.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,830.85 : 812,785.23 = 186,839.75 : x
  2. Step 2: Convert to fraction form
    541,830.85/812,785.23 = 186,839.75/x
  3. Step 3: Cross multiply
    541,830.85x = 812,785.23 × 186,839.75
  4. Step 4: Simplify right side
    541,830.85x = 151,860,585,112.97
  5. Step 5: Solve for x
    x = 151,860,585,112.97/541,830.85
  6. Step 6: Final answer
    x = 280,273.05

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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.