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Finding the Fourth Proportional to 5,862.98, 8,794.90 and 1,861.28

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Solution

The fourth proportional to 5,862.98, 8,794.90 and 1,861.28 is: 2,792.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,862.98 : 8,794.90 = 1,861.28 : x
  2. Step 2: Convert to fraction form
    5,862.98/8,794.90 = 1,861.28/x
  3. Step 3: Cross multiply
    5,862.98x = 8,794.90 × 1,861.28
  4. Step 4: Simplify right side
    5,862.98x = 16,369,718.19
  5. Step 5: Solve for x
    x = 16,369,718.19/5,862.98
  6. Step 6: Final answer
    x = 2,792.05

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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.