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Finding the Fourth Proportional to 1,337.56, 1,844.88 and 983.59

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Solution

The fourth proportional to 1,337.56, 1,844.88 and 983.59 is: 1,356.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337.56 : 1,844.88 = 983.59 : x
  2. Step 2: Convert to fraction form
    1,337.56/1,844.88 = 983.59/x
  3. Step 3: Cross multiply
    1,337.56x = 1,844.88 × 983.59
  4. Step 4: Simplify right side
    1,337.56x = 1,814,597.22
  5. Step 5: Solve for x
    x = 1,814,597.22/1,337.56
  6. Step 6: Final answer
    x = 1,356.65

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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.