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Finding the Fourth Proportional to 6,253.84, 8,631.06 and 3,601.20

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Solution

The fourth proportional to 6,253.84, 8,631.06 and 3,601.20 is: 4,970.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253.84 : 8,631.06 = 3,601.20 : x
  2. Step 2: Convert to fraction form
    6,253.84/8,631.06 = 3,601.20/x
  3. Step 3: Cross multiply
    6,253.84x = 8,631.06 × 3,601.20
  4. Step 4: Simplify right side
    6,253.84x = 31,082,173.27
  5. Step 5: Solve for x
    x = 31,082,173.27/6,253.84
  6. Step 6: Final answer
    x = 4,970.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.