Home / 892,441.20-1,231,561.66-484,534.96

Finding the Fourth Proportional to 892,441.20, 1,231,561.66 and 484,534.96

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Solution

The fourth proportional to 892,441.20, 1,231,561.66 and 484,534.96 is: 668,654.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,441.20 : 1,231,561.66 = 484,534.96 : x
  2. Step 2: Convert to fraction form
    892,441.20/1,231,561.66 = 484,534.96/x
  3. Step 3: Cross multiply
    892,441.20x = 1,231,561.66 × 484,534.96
  4. Step 4: Simplify right side
    892,441.20x = 596,734,679,665.63
  5. Step 5: Solve for x
    x = 596,734,679,665.63/892,441.20
  6. Step 6: Final answer
    x = 668,654.34

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Double scale
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1.5x scale

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.