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Finding the Fourth Proportional to 3,544.95, 4,892.04 and 1,973.01

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Solution

The fourth proportional to 3,544.95, 4,892.04 and 1,973.01 is: 2,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.95 : 4,892.04 = 1,973.01 : x
  2. Step 2: Convert to fraction form
    3,544.95/4,892.04 = 1,973.01/x
  3. Step 3: Cross multiply
    3,544.95x = 4,892.04 × 1,973.01
  4. Step 4: Simplify right side
    3,544.95x = 9,652,043.84
  5. Step 5: Solve for x
    x = 9,652,043.84/3,544.95
  6. Step 6: Final answer
    x = 2,722.76

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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.