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Finding the Fourth Proportional to 5,946.38, 8,907.46 and 2,816.90

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Solution

The fourth proportional to 5,946.38, 8,907.46 and 2,816.90 is: 4,219.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,946.38 : 8,907.46 = 2,816.90 : x
  2. Step 2: Convert to fraction form
    5,946.38/8,907.46 = 2,816.90/x
  3. Step 3: Cross multiply
    5,946.38x = 8,907.46 × 2,816.90
  4. Step 4: Simplify right side
    5,946.38x = 25,091,446.34
  5. Step 5: Solve for x
    x = 25,091,446.34/5,946.38
  6. Step 6: Final answer
    x = 4,219.62

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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.