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Finding the Fourth Proportional to 6,147.56, 8,483.58 and 3,353

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Solution

The fourth proportional to 6,147.56, 8,483.58 and 3,353 is: 4,627.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.56 : 8,483.58 = 3,353 : x
  2. Step 2: Convert to fraction form
    6,147.56/8,483.58 = 3,353/x
  3. Step 3: Cross multiply
    6,147.56x = 8,483.58 × 3,353
  4. Step 4: Simplify right side
    6,147.56x = 28,445,443.74
  5. Step 5: Solve for x
    x = 28,445,443.74/6,147.56
  6. Step 6: Final answer
    x = 4,627.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.