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Finding the Fourth Proportional to 3,607.02, 5,402.70 and 1,754.24

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Solution

The fourth proportional to 3,607.02, 5,402.70 and 1,754.24 is: 2,627.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.02 : 5,402.70 = 1,754.24 : x
  2. Step 2: Convert to fraction form
    3,607.02/5,402.70 = 1,754.24/x
  3. Step 3: Cross multiply
    3,607.02x = 5,402.70 × 1,754.24
  4. Step 4: Simplify right side
    3,607.02x = 9,477,605.43
  5. Step 5: Solve for x
    x = 9,477,605.43/3,607.02
  6. Step 6: Final answer
    x = 2,627.54

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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.