Home / 672,793.50-1,009,190.25-461,791.74

Finding the Fourth Proportional to 672,793.50, 1,009,190.25 and 461,791.74

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Solution

The fourth proportional to 672,793.50, 1,009,190.25 and 461,791.74 is: 692,687.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,793.50 : 1,009,190.25 = 461,791.74 : x
  2. Step 2: Convert to fraction form
    672,793.50/1,009,190.25 = 461,791.74/x
  3. Step 3: Cross multiply
    672,793.50x = 1,009,190.25 × 461,791.74
  4. Step 4: Simplify right side
    672,793.50x = 466,035,721,538.54
  5. Step 5: Solve for x
    x = 466,035,721,538.54/672,793.50
  6. Step 6: Final answer
    x = 692,687.61

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Double scale
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Similar ratio
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1.5x scale

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.