Home / 796,071.80-1,194,107.70-481,143.80

Finding the Fourth Proportional to 796,071.80, 1,194,107.70 and 481,143.80

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Solution

The fourth proportional to 796,071.80, 1,194,107.70 and 481,143.80 is: 721,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,071.80 : 1,194,107.70 = 481,143.80 : x
  2. Step 2: Convert to fraction form
    796,071.80/1,194,107.70 = 481,143.80/x
  3. Step 3: Cross multiply
    796,071.80x = 1,194,107.70 × 481,143.80
  4. Step 4: Simplify right side
    796,071.80x = 574,537,516,387.26
  5. Step 5: Solve for x
    x = 574,537,516,387.26/796,071.80
  6. Step 6: Final answer
    x = 721,715.70

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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.