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Finding the Fourth Proportional to 5,406.06, 7,460.37 and 2,922.06

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Solution

The fourth proportional to 5,406.06, 7,460.37 and 2,922.06 is: 4,032.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.06 : 7,460.37 = 2,922.06 : x
  2. Step 2: Convert to fraction form
    5,406.06/7,460.37 = 2,922.06/x
  3. Step 3: Cross multiply
    5,406.06x = 7,460.37 × 2,922.06
  4. Step 4: Simplify right side
    5,406.06x = 21,799,648.76
  5. Step 5: Solve for x
    x = 21,799,648.76/5,406.06
  6. Step 6: Final answer
    x = 4,032.45

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