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Finding the Fourth Proportional to 5,903.68, 8,845.09 and 5,260.14

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Solution

The fourth proportional to 5,903.68, 8,845.09 and 5,260.14 is: 7,880.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.68 : 8,845.09 = 5,260.14 : x
  2. Step 2: Convert to fraction form
    5,903.68/8,845.09 = 5,260.14/x
  3. Step 3: Cross multiply
    5,903.68x = 8,845.09 × 5,260.14
  4. Step 4: Simplify right side
    5,903.68x = 46,526,411.71
  5. Step 5: Solve for x
    x = 46,526,411.71/5,903.68
  6. Step 6: Final answer
    x = 7,880.92

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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.