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Finding the Fourth Proportional to 8,526.95, 12,792.96 and 4,369.88

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Solution

The fourth proportional to 8,526.95, 12,792.96 and 4,369.88 is: 6,556.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526.95 : 12,792.96 = 4,369.88 : x
  2. Step 2: Convert to fraction form
    8,526.95/12,792.96 = 4,369.88/x
  3. Step 3: Cross multiply
    8,526.95x = 12,792.96 × 4,369.88
  4. Step 4: Simplify right side
    8,526.95x = 55,903,732.03
  5. Step 5: Solve for x
    x = 55,903,732.03/8,526.95
  6. Step 6: Final answer
    x = 6,556.12

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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.