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Finding the Fourth Proportional to 8,585.49, 12,883.02 and 4,636.67

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Solution

The fourth proportional to 8,585.49, 12,883.02 and 4,636.67 is: 6,957.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585.49 : 12,883.02 = 4,636.67 : x
  2. Step 2: Convert to fraction form
    8,585.49/12,883.02 = 4,636.67/x
  3. Step 3: Cross multiply
    8,585.49x = 12,883.02 × 4,636.67
  4. Step 4: Simplify right side
    8,585.49x = 59,734,230.54
  5. Step 5: Solve for x
    x = 59,734,230.54/8,585.49
  6. Step 6: Final answer
    x = 6,957.58

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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.