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Finding the Fourth Proportional to 196,322.31, 294,511.31 and 63,171.63

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Solution

The fourth proportional to 196,322.31, 294,511.31 and 63,171.63 is: 94,766.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,322.31 : 294,511.31 = 63,171.63 : x
  2. Step 2: Convert to fraction form
    196,322.31/294,511.31 = 63,171.63/x
  3. Step 3: Cross multiply
    196,322.31x = 294,511.31 × 63,171.63
  4. Step 4: Simplify right side
    196,322.31x = 18,604,759,190.28
  5. Step 5: Solve for x
    x = 18,604,759,190.28/196,322.31
  6. Step 6: Final answer
    x = 94,766.40

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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.