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Finding the Fourth Proportional to 7,000.48, 10,499.22 and 2,070.16

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Solution

The fourth proportional to 7,000.48, 10,499.22 and 2,070.16 is: 3,104.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000.48 : 10,499.22 = 2,070.16 : x
  2. Step 2: Convert to fraction form
    7,000.48/10,499.22 = 2,070.16/x
  3. Step 3: Cross multiply
    7,000.48x = 10,499.22 × 2,070.16
  4. Step 4: Simplify right side
    7,000.48x = 21,735,039.03
  5. Step 5: Solve for x
    x = 21,735,039.03/7,000.48
  6. Step 6: Final answer
    x = 3,104.79

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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.