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Finding the Fourth Proportional to 2,334.02, 3,500.48 and 690.17

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Solution

The fourth proportional to 2,334.02, 3,500.48 and 690.17 is: 1,035.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,334.02 : 3,500.48 = 690.17 : x
  2. Step 2: Convert to fraction form
    2,334.02/3,500.48 = 690.17/x
  3. Step 3: Cross multiply
    2,334.02x = 3,500.48 × 690.17
  4. Step 4: Simplify right side
    2,334.02x = 2,415,910.50
  5. Step 5: Solve for x
    x = 2,415,910.50/2,334.02
  6. Step 6: Final answer
    x = 1,035.09

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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.