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Finding the Fourth Proportional to 2,846.32, 4,268.76 and 898.36

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Solution

The fourth proportional to 2,846.32, 4,268.76 and 898.36 is: 1,347.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.32 : 4,268.76 = 898.36 : x
  2. Step 2: Convert to fraction form
    2,846.32/4,268.76 = 898.36/x
  3. Step 3: Cross multiply
    2,846.32x = 4,268.76 × 898.36
  4. Step 4: Simplify right side
    2,846.32x = 3,834,883.23
  5. Step 5: Solve for x
    x = 3,834,883.23/2,846.32
  6. Step 6: Final answer
    x = 1,347.31

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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.