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Finding the Fourth Proportional to 196,505.44, 294,511.44 and 84,053.40

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Solution

The fourth proportional to 196,505.44, 294,511.44 and 84,053.40 is: 125,974.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,505.44 : 294,511.44 = 84,053.40 : x
  2. Step 2: Convert to fraction form
    196,505.44/294,511.44 = 84,053.40/x
  3. Step 3: Cross multiply
    196,505.44x = 294,511.44 × 84,053.40
  4. Step 4: Simplify right side
    196,505.44x = 24,754,687,870.90
  5. Step 5: Solve for x
    x = 24,754,687,870.90/196,505.44
  6. Step 6: Final answer
    x = 125,974.57

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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.