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Finding the Fourth Proportional to 1,362.82, 1,880.04 and 837.94

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Solution

The fourth proportional to 1,362.82, 1,880.04 and 837.94 is: 1,155.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362.82 : 1,880.04 = 837.94 : x
  2. Step 2: Convert to fraction form
    1,362.82/1,880.04 = 837.94/x
  3. Step 3: Cross multiply
    1,362.82x = 1,880.04 × 837.94
  4. Step 4: Simplify right side
    1,362.82x = 1,575,360.72
  5. Step 5: Solve for x
    x = 1,575,360.72/1,362.82
  6. Step 6: Final answer
    x = 1,155.96

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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.