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Finding the Fourth Proportional to 4,295.31, 5,927.42 and 2,800.40

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Solution

The fourth proportional to 4,295.31, 5,927.42 and 2,800.40 is: 3,864.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,295.31 : 5,927.42 = 2,800.40 : x
  2. Step 2: Convert to fraction form
    4,295.31/5,927.42 = 2,800.40/x
  3. Step 3: Cross multiply
    4,295.31x = 5,927.42 × 2,800.40
  4. Step 4: Simplify right side
    4,295.31x = 16,599,103.33
  5. Step 5: Solve for x
    x = 16,599,103.33/4,295.31
  6. Step 6: Final answer
    x = 3,864.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.