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Finding the Fourth Proportional to 189,290.12, 283,873.74 and 62,896.42

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Solution

The fourth proportional to 189,290.12, 283,873.74 and 62,896.42 is: 94,324.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,290.12 : 283,873.74 = 62,896.42 : x
  2. Step 2: Convert to fraction form
    189,290.12/283,873.74 = 62,896.42/x
  3. Step 3: Cross multiply
    189,290.12x = 283,873.74 × 62,896.42
  4. Step 4: Simplify right side
    189,290.12x = 17,854,643,072.28
  5. Step 5: Solve for x
    x = 17,854,643,072.28/189,290.12
  6. Step 6: Final answer
    x = 94,324.22

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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.