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Finding the Fourth Proportional to 8,599.47, 12,869.73 and 5,969.95

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Solution

The fourth proportional to 8,599.47, 12,869.73 and 5,969.95 is: 8,934.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,599.47 : 12,869.73 = 5,969.95 : x
  2. Step 2: Convert to fraction form
    8,599.47/12,869.73 = 5,969.95/x
  3. Step 3: Cross multiply
    8,599.47x = 12,869.73 × 5,969.95
  4. Step 4: Simplify right side
    8,599.47x = 76,831,644.61
  5. Step 5: Solve for x
    x = 76,831,644.61/8,599.47
  6. Step 6: Final answer
    x = 8,934.46

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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.