Home / 850,833.64-1,174,158.18-468,874.12

Finding the Fourth Proportional to 850,833.64, 1,174,158.18 and 468,874.12

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Solution

The fourth proportional to 850,833.64, 1,174,158.18 and 468,874.12 is: 647,050.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,833.64 : 1,174,158.18 = 468,874.12 : x
  2. Step 2: Convert to fraction form
    850,833.64/1,174,158.18 = 468,874.12/x
  3. Step 3: Cross multiply
    850,833.64x = 1,174,158.18 × 468,874.12
  4. Step 4: Simplify right side
    850,833.64x = 550,532,383,388.30
  5. Step 5: Solve for x
    x = 550,532,383,388.30/850,833.64
  6. Step 6: Final answer
    x = 647,050.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.