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Finding the Fourth Proportional to 6,369.38, 9,554.13 and 1,927.07

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Solution

The fourth proportional to 6,369.38, 9,554.13 and 1,927.07 is: 2,890.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,369.38 : 9,554.13 = 1,927.07 : x
  2. Step 2: Convert to fraction form
    6,369.38/9,554.13 = 1,927.07/x
  3. Step 3: Cross multiply
    6,369.38x = 9,554.13 × 1,927.07
  4. Step 4: Simplify right side
    6,369.38x = 18,411,433.07
  5. Step 5: Solve for x
    x = 18,411,433.07/6,369.38
  6. Step 6: Final answer
    x = 2,890.61

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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.