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Finding the Fourth Proportional to 1,335.17, 1,840.82 and 1,095.02

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Solution

The fourth proportional to 1,335.17, 1,840.82 and 1,095.02 is: 1,509.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335.17 : 1,840.82 = 1,095.02 : x
  2. Step 2: Convert to fraction form
    1,335.17/1,840.82 = 1,095.02/x
  3. Step 3: Cross multiply
    1,335.17x = 1,840.82 × 1,095.02
  4. Step 4: Simplify right side
    1,335.17x = 2,015,734.72
  5. Step 5: Solve for x
    x = 2,015,734.72/1,335.17
  6. Step 6: Final answer
    x = 1,509.72

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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.