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Finding the Fourth Proportional to 2,482.91, 3,720.92 and 1,094.16

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Solution

The fourth proportional to 2,482.91, 3,720.92 and 1,094.16 is: 1,639.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482.91 : 3,720.92 = 1,094.16 : x
  2. Step 2: Convert to fraction form
    2,482.91/3,720.92 = 1,094.16/x
  3. Step 3: Cross multiply
    2,482.91x = 3,720.92 × 1,094.16
  4. Step 4: Simplify right side
    2,482.91x = 4,071,276.36
  5. Step 5: Solve for x
    x = 4,071,276.36/2,482.91
  6. Step 6: Final answer
    x = 1,639.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.