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Finding the Fourth Proportional to 8,975.40, 13,463.79 and 2,401.44

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Solution

The fourth proportional to 8,975.40, 13,463.79 and 2,401.44 is: 3,602.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975.40 : 13,463.79 = 2,401.44 : x
  2. Step 2: Convert to fraction form
    8,975.40/13,463.79 = 2,401.44/x
  3. Step 3: Cross multiply
    8,975.40x = 13,463.79 × 2,401.44
  4. Step 4: Simplify right side
    8,975.40x = 32,332,483.86
  5. Step 5: Solve for x
    x = 32,332,483.86/8,975.40
  6. Step 6: Final answer
    x = 3,602.34

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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.