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Finding the Fourth Proportional to 5,556, 8,334 and 1,452

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Solution

The fourth proportional to 5,556, 8,334 and 1,452 is: 2,178

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556 : 8,334 = 1,452 : x
  2. Step 2: Convert to fraction form
    5,556/8,334 = 1,452/x
  3. Step 3: Cross multiply
    5,556x = 8,334 × 1,452
  4. Step 4: Simplify right side
    5,556x = 12,100,968
  5. Step 5: Solve for x
    x = 12,100,968/5,556
  6. Step 6: Final answer
    x = 2,178

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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.