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Finding the Fourth Proportional to 7,021.03, 10,531.55 and 2,404.03

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Solution

The fourth proportional to 7,021.03, 10,531.55 and 2,404.03 is: 3,606.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021.03 : 10,531.55 = 2,404.03 : x
  2. Step 2: Convert to fraction form
    7,021.03/10,531.55 = 2,404.03/x
  3. Step 3: Cross multiply
    7,021.03x = 10,531.55 × 2,404.03
  4. Step 4: Simplify right side
    7,021.03x = 25,318,162.15
  5. Step 5: Solve for x
    x = 25,318,162.15/7,021.03
  6. Step 6: Final answer
    x = 3,606.05

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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.