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Finding the Fourth Proportional to 3,598.72, 4,936.99 and 3,564.70

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Solution

The fourth proportional to 3,598.72, 4,936.99 and 3,564.70 is: 4,890.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.72 : 4,936.99 = 3,564.70 : x
  2. Step 2: Convert to fraction form
    3,598.72/4,936.99 = 3,564.70/x
  3. Step 3: Cross multiply
    3,598.72x = 4,936.99 × 3,564.70
  4. Step 4: Simplify right side
    3,598.72x = 17,598,888.25
  5. Step 5: Solve for x
    x = 17,598,888.25/3,598.72
  6. Step 6: Final answer
    x = 4,890.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.