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Finding the Fourth Proportional to 6,366.33, 8,784.90 and 3,533.49

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Solution

The fourth proportional to 6,366.33, 8,784.90 and 3,533.49 is: 4,875.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,366.33 : 8,784.90 = 3,533.49 : x
  2. Step 2: Convert to fraction form
    6,366.33/8,784.90 = 3,533.49/x
  3. Step 3: Cross multiply
    6,366.33x = 8,784.90 × 3,533.49
  4. Step 4: Simplify right side
    6,366.33x = 31,041,356.30
  5. Step 5: Solve for x
    x = 31,041,356.30/6,366.33
  6. Step 6: Final answer
    x = 4,875.86

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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.