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Finding the Third Proportional to 3,364 and 4,845.50

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Solution

The third proportional to 3,364 and 4,845.50 is: 6,979.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364 : 4,845.50 = 4,845.50 : x
  2. Step 2: Convert to fraction form
    3,364/4,845.50 = 4,845.50/x
  3. Step 3: Cross multiply
    3,364x = 4,845.50 × 4,845.50
  4. Step 4: Simplify right side
    3,364x = 23,478,870.25
  5. Step 5: Solve for x
    x = 23,478,870.25/3,364
  6. Step 6: Final answer
    x = 6,979.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.