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Finding the Fourth Proportional to 1,341.23, 1,851.08 and 751.89

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Solution

The fourth proportional to 1,341.23, 1,851.08 and 751.89 is: 1,037.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.23 : 1,851.08 = 751.89 : x
  2. Step 2: Convert to fraction form
    1,341.23/1,851.08 = 751.89/x
  3. Step 3: Cross multiply
    1,341.23x = 1,851.08 × 751.89
  4. Step 4: Simplify right side
    1,341.23x = 1,391,808.54
  5. Step 5: Solve for x
    x = 1,391,808.54/1,341.23
  6. Step 6: Final answer
    x = 1,037.71

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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.