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Finding the Fourth Proportional to 5,860.72, 8,782.44 and 2,935

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Solution

The fourth proportional to 5,860.72, 8,782.44 and 2,935 is: 4,398.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.72 : 8,782.44 = 2,935 : x
  2. Step 2: Convert to fraction form
    5,860.72/8,782.44 = 2,935/x
  3. Step 3: Cross multiply
    5,860.72x = 8,782.44 × 2,935
  4. Step 4: Simplify right side
    5,860.72x = 25,776,461.40
  5. Step 5: Solve for x
    x = 25,776,461.40/5,860.72
  6. Step 6: Final answer
    x = 4,398.17

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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.