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Finding the Fourth Proportional to 8,605.96, 12,907.98 and 2,366.44

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Solution

The fourth proportional to 8,605.96, 12,907.98 and 2,366.44 is: 3,549.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,605.96 : 12,907.98 = 2,366.44 : x
  2. Step 2: Convert to fraction form
    8,605.96/12,907.98 = 2,366.44/x
  3. Step 3: Cross multiply
    8,605.96x = 12,907.98 × 2,366.44
  4. Step 4: Simplify right side
    8,605.96x = 30,545,960.19
  5. Step 5: Solve for x
    x = 30,545,960.19/8,605.96
  6. Step 6: Final answer
    x = 3,549.40

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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.