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Finding the Fourth Proportional to 3,244.60, 4,866.90 and 2,904.40

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Solution

The fourth proportional to 3,244.60, 4,866.90 and 2,904.40 is: 4,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.60 : 4,866.90 = 2,904.40 : x
  2. Step 2: Convert to fraction form
    3,244.60/4,866.90 = 2,904.40/x
  3. Step 3: Cross multiply
    3,244.60x = 4,866.90 × 2,904.40
  4. Step 4: Simplify right side
    3,244.60x = 14,135,424.36
  5. Step 5: Solve for x
    x = 14,135,424.36/3,244.60
  6. Step 6: Final answer
    x = 4,356.60

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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.