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Finding the Fourth Proportional to 7,000.16, 10,500.23 and 2,070.29

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Solution

The fourth proportional to 7,000.16, 10,500.23 and 2,070.29 is: 3,105.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000.16 : 10,500.23 = 2,070.29 : x
  2. Step 2: Convert to fraction form
    7,000.16/10,500.23 = 2,070.29/x
  3. Step 3: Cross multiply
    7,000.16x = 10,500.23 × 2,070.29
  4. Step 4: Simplify right side
    7,000.16x = 21,738,552.59
  5. Step 5: Solve for x
    x = 21,738,552.59/7,000.16
  6. Step 6: Final answer
    x = 3,105.44

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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.