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Finding the Fourth Proportional to 7,251.84, 10,876.53 and 2,056.50

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Solution

The fourth proportional to 7,251.84, 10,876.53 and 2,056.50 is: 3,084.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.84 : 10,876.53 = 2,056.50 : x
  2. Step 2: Convert to fraction form
    7,251.84/10,876.53 = 2,056.50/x
  3. Step 3: Cross multiply
    7,251.84x = 10,876.53 × 2,056.50
  4. Step 4: Simplify right side
    7,251.84x = 22,367,583.95
  5. Step 5: Solve for x
    x = 22,367,583.95/7,251.84
  6. Step 6: Final answer
    x = 3,084.40

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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.