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Finding the Fourth Proportional to 5,896.61, 8,845.86 and 1,946.72

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Solution

The fourth proportional to 5,896.61, 8,845.86 and 1,946.72 is: 2,920.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,896.61 : 8,845.86 = 1,946.72 : x
  2. Step 2: Convert to fraction form
    5,896.61/8,845.86 = 1,946.72/x
  3. Step 3: Cross multiply
    5,896.61x = 8,845.86 × 1,946.72
  4. Step 4: Simplify right side
    5,896.61x = 17,220,412.58
  5. Step 5: Solve for x
    x = 17,220,412.58/5,896.61
  6. Step 6: Final answer
    x = 2,920.39

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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.