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Finding the Fourth Proportional to 2,730.38, 4,094.52 and 975.05

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Solution

The fourth proportional to 2,730.38, 4,094.52 and 975.05 is: 1,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.38 : 4,094.52 = 975.05 : x
  2. Step 2: Convert to fraction form
    2,730.38/4,094.52 = 975.05/x
  3. Step 3: Cross multiply
    2,730.38x = 4,094.52 × 975.05
  4. Step 4: Simplify right side
    2,730.38x = 3,992,366.11
  5. Step 5: Solve for x
    x = 3,992,366.11/2,730.38
  6. Step 6: Final answer
    x = 1,462.20

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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.