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Finding the Fourth Proportional to 5,668.29, 8,510.94 and 4,894.38

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Solution

The fourth proportional to 5,668.29, 8,510.94 and 4,894.38 is: 7,348.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668.29 : 8,510.94 = 4,894.38 : x
  2. Step 2: Convert to fraction form
    5,668.29/8,510.94 = 4,894.38/x
  3. Step 3: Cross multiply
    5,668.29x = 8,510.94 × 4,894.38
  4. Step 4: Simplify right side
    5,668.29x = 41,655,774.52
  5. Step 5: Solve for x
    x = 41,655,774.52/5,668.29
  6. Step 6: Final answer
    x = 7,348.91

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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.