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Finding the Fourth Proportional to 1,341.01, 1,850.25 and 1,091.89

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Solution

The fourth proportional to 1,341.01, 1,850.25 and 1,091.89 is: 1,506.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.01 : 1,850.25 = 1,091.89 : x
  2. Step 2: Convert to fraction form
    1,341.01/1,850.25 = 1,091.89/x
  3. Step 3: Cross multiply
    1,341.01x = 1,850.25 × 1,091.89
  4. Step 4: Simplify right side
    1,341.01x = 2,020,269.47
  5. Step 5: Solve for x
    x = 2,020,269.47/1,341.01
  6. Step 6: Final answer
    x = 1,506.53

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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.