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Finding the Fourth Proportional to 8,592.41, 12,859.90 and 4,893.65

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Solution

The fourth proportional to 8,592.41, 12,859.90 and 4,893.65 is: 7,324.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,592.41 : 12,859.90 = 4,893.65 : x
  2. Step 2: Convert to fraction form
    8,592.41/12,859.90 = 4,893.65/x
  3. Step 3: Cross multiply
    8,592.41x = 12,859.90 × 4,893.65
  4. Step 4: Simplify right side
    8,592.41x = 62,931,773.10
  5. Step 5: Solve for x
    x = 62,931,773.10/8,592.41
  6. Step 6: Final answer
    x = 7,324.11

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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.