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Finding the Fourth Proportional to 7,000.56, 10,500.04 and 2,319.44

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Solution

The fourth proportional to 7,000.56, 10,500.04 and 2,319.44 is: 3,478.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000.56 : 10,500.04 = 2,319.44 : x
  2. Step 2: Convert to fraction form
    7,000.56/10,500.04 = 2,319.44/x
  3. Step 3: Cross multiply
    7,000.56x = 10,500.04 × 2,319.44
  4. Step 4: Simplify right side
    7,000.56x = 24,354,212.78
  5. Step 5: Solve for x
    x = 24,354,212.78/7,000.56
  6. Step 6: Final answer
    x = 3,478.89

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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.