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Finding the Fourth Proportional to 3,915.03, 5,876.46 and 3,473.16

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Solution

The fourth proportional to 3,915.03, 5,876.46 and 3,473.16 is: 5,213.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915.03 : 5,876.46 = 3,473.16 : x
  2. Step 2: Convert to fraction form
    3,915.03/5,876.46 = 3,473.16/x
  3. Step 3: Cross multiply
    3,915.03x = 5,876.46 × 3,473.16
  4. Step 4: Simplify right side
    3,915.03x = 20,409,885.81
  5. Step 5: Solve for x
    x = 20,409,885.81/3,915.03
  6. Step 6: Final answer
    x = 5,213.21

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1.5x scale

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.