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Finding the Fourth Proportional to 4,975.03, 7,446.57 and 3,305.31

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Solution

The fourth proportional to 4,975.03, 7,446.57 and 3,305.31 is: 4,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.03 : 7,446.57 = 3,305.31 : x
  2. Step 2: Convert to fraction form
    4,975.03/7,446.57 = 3,305.31/x
  3. Step 3: Cross multiply
    4,975.03x = 7,446.57 × 3,305.31
  4. Step 4: Simplify right side
    4,975.03x = 24,613,222.29
  5. Step 5: Solve for x
    x = 24,613,222.29/4,975.03
  6. Step 6: Final answer
    x = 4,947.35

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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.