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Finding the Fourth Proportional to 4,326.12, 6,490.54 and 1,364.44

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Solution

The fourth proportional to 4,326.12, 6,490.54 and 1,364.44 is: 2,047.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.12 : 6,490.54 = 1,364.44 : x
  2. Step 2: Convert to fraction form
    4,326.12/6,490.54 = 1,364.44/x
  3. Step 3: Cross multiply
    4,326.12x = 6,490.54 × 1,364.44
  4. Step 4: Simplify right side
    4,326.12x = 8,855,952.40
  5. Step 5: Solve for x
    x = 8,855,952.40/4,326.12
  6. Step 6: Final answer
    x = 2,047.09

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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.