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Finding the Fourth Proportional to 796,174.38, 1,098,713 and 433,604.30

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Solution

The fourth proportional to 796,174.38, 1,098,713 and 433,604.30 is: 598,369.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,174.38 : 1,098,713 = 433,604.30 : x
  2. Step 2: Convert to fraction form
    796,174.38/1,098,713 = 433,604.30/x
  3. Step 3: Cross multiply
    796,174.38x = 1,098,713 × 433,604.30
  4. Step 4: Simplify right side
    796,174.38x = 476,406,675,772.34
  5. Step 5: Solve for x
    x = 476,406,675,772.34/796,174.38
  6. Step 6: Final answer
    x = 598,369.76

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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.