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Finding the Fourth Proportional to 8,956.89, 12,344.44 and 7,283.83

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Solution

The fourth proportional to 8,956.89, 12,344.44 and 7,283.83 is: 10,038.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,956.89 : 12,344.44 = 7,283.83 : x
  2. Step 2: Convert to fraction form
    8,956.89/12,344.44 = 7,283.83/x
  3. Step 3: Cross multiply
    8,956.89x = 12,344.44 × 7,283.83
  4. Step 4: Simplify right side
    8,956.89x = 89,914,802.41
  5. Step 5: Solve for x
    x = 89,914,802.41/8,956.89
  6. Step 6: Final answer
    x = 10,038.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.