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Finding the Fourth Proportional to 7,019.54, 10,528.23 and 2,402.54

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Solution

The fourth proportional to 7,019.54, 10,528.23 and 2,402.54 is: 3,603.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019.54 : 10,528.23 = 2,402.54 : x
  2. Step 2: Convert to fraction form
    7,019.54/10,528.23 = 2,402.54/x
  3. Step 3: Cross multiply
    7,019.54x = 10,528.23 × 2,402.54
  4. Step 4: Simplify right side
    7,019.54x = 25,294,493.70
  5. Step 5: Solve for x
    x = 25,294,493.70/7,019.54
  6. Step 6: Final answer
    x = 3,603.44

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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.