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Finding the Fourth Proportional to 3,576.81, 4,935.02 and 2,064.32

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Solution

The fourth proportional to 3,576.81, 4,935.02 and 2,064.32 is: 2,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.81 : 4,935.02 = 2,064.32 : x
  2. Step 2: Convert to fraction form
    3,576.81/4,935.02 = 2,064.32/x
  3. Step 3: Cross multiply
    3,576.81x = 4,935.02 × 2,064.32
  4. Step 4: Simplify right side
    3,576.81x = 10,187,425.49
  5. Step 5: Solve for x
    x = 10,187,425.49/3,576.81
  6. Step 6: Final answer
    x = 2,848.19

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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.