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Finding the Fourth Proportional to 7,017.84, 10,526.76 and 4,819.91

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Solution

The fourth proportional to 7,017.84, 10,526.76 and 4,819.91 is: 7,229.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017.84 : 10,526.76 = 4,819.91 : x
  2. Step 2: Convert to fraction form
    7,017.84/10,526.76 = 4,819.91/x
  3. Step 3: Cross multiply
    7,017.84x = 10,526.76 × 4,819.91
  4. Step 4: Simplify right side
    7,017.84x = 50,737,983.16
  5. Step 5: Solve for x
    x = 50,737,983.16/7,017.84
  6. Step 6: Final answer
    x = 7,229.86

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Similar ratio
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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.