Home / 892,349.87-1,231,442.85-484,451.14

Finding the Fourth Proportional to 892,349.87, 1,231,442.85 and 484,451.14

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Solution

The fourth proportional to 892,349.87, 1,231,442.85 and 484,451.14 is: 668,542.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,349.87 : 1,231,442.85 = 484,451.14 : x
  2. Step 2: Convert to fraction form
    892,349.87/1,231,442.85 = 484,451.14/x
  3. Step 3: Cross multiply
    892,349.87x = 1,231,442.85 × 484,451.14
  4. Step 4: Simplify right side
    892,349.87x = 596,573,883,947.88
  5. Step 5: Solve for x
    x = 596,573,883,947.88/892,349.87
  6. Step 6: Final answer
    x = 668,542.58

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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.