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Finding the Fourth Proportional to 5,892.52, 8,828.40 and 3,113.07

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Solution

The fourth proportional to 5,892.52, 8,828.40 and 3,113.07 is: 4,664.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.52 : 8,828.40 = 3,113.07 : x
  2. Step 2: Convert to fraction form
    5,892.52/8,828.40 = 3,113.07/x
  3. Step 3: Cross multiply
    5,892.52x = 8,828.40 × 3,113.07
  4. Step 4: Simplify right side
    5,892.52x = 27,483,427.19
  5. Step 5: Solve for x
    x = 27,483,427.19/5,892.52
  6. Step 6: Final answer
    x = 4,664.12

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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.