Home / 850,261.86-1,173,358.31-468,287.73

Finding the Fourth Proportional to 850,261.86, 1,173,358.31 and 468,287.73

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Solution

The fourth proportional to 850,261.86, 1,173,358.31 and 468,287.73 is: 646,235.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,261.86 : 1,173,358.31 = 468,287.73 : x
  2. Step 2: Convert to fraction form
    850,261.86/1,173,358.31 = 468,287.73/x
  3. Step 3: Cross multiply
    850,261.86x = 1,173,358.31 × 468,287.73
  4. Step 4: Simplify right side
    850,261.86x = 549,469,297,125.10
  5. Step 5: Solve for x
    x = 549,469,297,125.10/850,261.86
  6. Step 6: Final answer
    x = 646,235.38

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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.