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Finding the Fourth Proportional to 6,356.93, 8,768.16 and 4,472.46

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Solution

The fourth proportional to 6,356.93, 8,768.16 and 4,472.46 is: 6,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,356.93 : 8,768.16 = 4,472.46 : x
  2. Step 2: Convert to fraction form
    6,356.93/8,768.16 = 4,472.46/x
  3. Step 3: Cross multiply
    6,356.93x = 8,768.16 × 4,472.46
  4. Step 4: Simplify right side
    6,356.93x = 39,215,244.87
  5. Step 5: Solve for x
    x = 39,215,244.87/6,356.93
  6. Step 6: Final answer
    x = 6,168.90

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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.