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Finding the Fourth Proportional to 8,838.76, 13,260.42 and 2,598.98

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Solution

The fourth proportional to 8,838.76, 13,260.42 and 2,598.98 is: 3,899.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.76 : 13,260.42 = 2,598.98 : x
  2. Step 2: Convert to fraction form
    8,838.76/13,260.42 = 2,598.98/x
  3. Step 3: Cross multiply
    8,838.76x = 13,260.42 × 2,598.98
  4. Step 4: Simplify right side
    8,838.76x = 34,463,541.02
  5. Step 5: Solve for x
    x = 34,463,541.02/8,838.76
  6. Step 6: Final answer
    x = 3,899.14

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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.