Home / 796,687.21-1,099,414.13-434,114.20

Finding the Fourth Proportional to 796,687.21, 1,099,414.13 and 434,114.20

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Solution

The fourth proportional to 796,687.21, 1,099,414.13 and 434,114.20 is: 599,069.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,687.21 : 1,099,414.13 = 434,114.20 : x
  2. Step 2: Convert to fraction form
    796,687.21/1,099,414.13 = 434,114.20/x
  3. Step 3: Cross multiply
    796,687.21x = 1,099,414.13 × 434,114.20
  4. Step 4: Simplify right side
    796,687.21x = 477,271,285,513.65
  5. Step 5: Solve for x
    x = 477,271,285,513.65/796,687.21
  6. Step 6: Final answer
    x = 599,069.85

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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.