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Finding the Fourth Proportional to 1,551.22, 2,323.71 and 933.05

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Solution

The fourth proportional to 1,551.22, 2,323.71 and 933.05 is: 1,397.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551.22 : 2,323.71 = 933.05 : x
  2. Step 2: Convert to fraction form
    1,551.22/2,323.71 = 933.05/x
  3. Step 3: Cross multiply
    1,551.22x = 2,323.71 × 933.05
  4. Step 4: Simplify right side
    1,551.22x = 2,168,143.42
  5. Step 5: Solve for x
    x = 2,168,143.42/1,551.22
  6. Step 6: Final answer
    x = 1,397.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.