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Finding the Fourth Proportional to 3,496.40, 5,246.40 and 1,548.80

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Solution

The fourth proportional to 3,496.40, 5,246.40 and 1,548.80 is: 2,324.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,496.40 : 5,246.40 = 1,548.80 : x
  2. Step 2: Convert to fraction form
    3,496.40/5,246.40 = 1,548.80/x
  3. Step 3: Cross multiply
    3,496.40x = 5,246.40 × 1,548.80
  4. Step 4: Simplify right side
    3,496.40x = 8,125,624.32
  5. Step 5: Solve for x
    x = 8,125,624.32/3,496.40
  6. Step 6: Final answer
    x = 2,324.00

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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.