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Finding the Fourth Proportional to 2,703.08, 4,054.82 and 947.89

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Solution

The fourth proportional to 2,703.08, 4,054.82 and 947.89 is: 1,421.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.08 : 4,054.82 = 947.89 : x
  2. Step 2: Convert to fraction form
    2,703.08/4,054.82 = 947.89/x
  3. Step 3: Cross multiply
    2,703.08x = 4,054.82 × 947.89
  4. Step 4: Simplify right side
    2,703.08x = 3,843,523.33
  5. Step 5: Solve for x
    x = 3,843,523.33/2,703.08
  6. Step 6: Final answer
    x = 1,421.91

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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.