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Finding the Fourth Proportional to 6,240.58, 9,362.22 and 1,858.39

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Solution

The fourth proportional to 6,240.58, 9,362.22 and 1,858.39 is: 2,787.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.58 : 9,362.22 = 1,858.39 : x
  2. Step 2: Convert to fraction form
    6,240.58/9,362.22 = 1,858.39/x
  3. Step 3: Cross multiply
    6,240.58x = 9,362.22 × 1,858.39
  4. Step 4: Simplify right side
    6,240.58x = 17,398,656.03
  5. Step 5: Solve for x
    x = 17,398,656.03/6,240.58
  6. Step 6: Final answer
    x = 2,787.99

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1.5x scale

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.