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Finding the Fourth Proportional to 5,878.78, 8,818.18 and 1,496.60

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Solution

The fourth proportional to 5,878.78, 8,818.18 and 1,496.60 is: 2,244.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,878.78 : 8,818.18 = 1,496.60 : x
  2. Step 2: Convert to fraction form
    5,878.78/8,818.18 = 1,496.60/x
  3. Step 3: Cross multiply
    5,878.78x = 8,818.18 × 1,496.60
  4. Step 4: Simplify right side
    5,878.78x = 13,197,288.19
  5. Step 5: Solve for x
    x = 13,197,288.19/5,878.78
  6. Step 6: Final answer
    x = 2,244.90

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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.