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Finding the Fourth Proportional to 3,666.50, 5,060.09 and 2,010.82

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Solution

The fourth proportional to 3,666.50, 5,060.09 and 2,010.82 is: 2,775.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.50 : 5,060.09 = 2,010.82 : x
  2. Step 2: Convert to fraction form
    3,666.50/5,060.09 = 2,010.82/x
  3. Step 3: Cross multiply
    3,666.50x = 5,060.09 × 2,010.82
  4. Step 4: Simplify right side
    3,666.50x = 10,174,930.17
  5. Step 5: Solve for x
    x = 10,174,930.17/3,666.50
  6. Step 6: Final answer
    x = 2,775.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.