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Finding the Fourth Proportional to 1,199.89, 1,795.92 and 650.71

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Solution

The fourth proportional to 1,199.89, 1,795.92 and 650.71 is: 973.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199.89 : 1,795.92 = 650.71 : x
  2. Step 2: Convert to fraction form
    1,199.89/1,795.92 = 650.71/x
  3. Step 3: Cross multiply
    1,199.89x = 1,795.92 × 650.71
  4. Step 4: Simplify right side
    1,199.89x = 1,168,623.10
  5. Step 5: Solve for x
    x = 1,168,623.10/1,199.89
  6. Step 6: Final answer
    x = 973.94

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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.