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Finding the Fourth Proportional to 6,103.35, 9,154.35 and 1,720.98

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Solution

The fourth proportional to 6,103.35, 9,154.35 and 1,720.98 is: 2,581.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.35 : 9,154.35 = 1,720.98 : x
  2. Step 2: Convert to fraction form
    6,103.35/9,154.35 = 1,720.98/x
  3. Step 3: Cross multiply
    6,103.35x = 9,154.35 × 1,720.98
  4. Step 4: Simplify right side
    6,103.35x = 15,754,453.26
  5. Step 5: Solve for x
    x = 15,754,453.26/6,103.35
  6. Step 6: Final answer
    x = 2,581.28

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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.