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Finding the Fourth Proportional to 2,361.44, 3,539.07 and 973.19

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Solution

The fourth proportional to 2,361.44, 3,539.07 and 973.19 is: 1,458.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.44 : 3,539.07 = 973.19 : x
  2. Step 2: Convert to fraction form
    2,361.44/3,539.07 = 973.19/x
  3. Step 3: Cross multiply
    2,361.44x = 3,539.07 × 973.19
  4. Step 4: Simplify right side
    2,361.44x = 3,444,169.84
  5. Step 5: Solve for x
    x = 3,444,169.84/2,361.44
  6. Step 6: Final answer
    x = 1,458.51

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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.