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Finding the Fourth Proportional to 6,368.86, 9,540.51 and 3,040.33

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Solution

The fourth proportional to 6,368.86, 9,540.51 and 3,040.33 is: 4,554.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,368.86 : 9,540.51 = 3,040.33 : x
  2. Step 2: Convert to fraction form
    6,368.86/9,540.51 = 3,040.33/x
  3. Step 3: Cross multiply
    6,368.86x = 9,540.51 × 3,040.33
  4. Step 4: Simplify right side
    6,368.86x = 29,006,298.77
  5. Step 5: Solve for x
    x = 29,006,298.77/6,368.86
  6. Step 6: Final answer
    x = 4,554.39

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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.