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Finding the Third Proportional to 5,958 and 12,975.75

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Solution

The third proportional to 5,958 and 12,975.75 is: 28,259.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,958 : 12,975.75 = 12,975.75 : x
  2. Step 2: Convert to fraction form
    5,958/12,975.75 = 12,975.75/x
  3. Step 3: Cross multiply
    5,958x = 12,975.75 × 12,975.75
  4. Step 4: Simplify right side
    5,958x = 168,370,088.06
  5. Step 5: Solve for x
    x = 168,370,088.06/5,958
  6. Step 6: Final answer
    x = 28,259.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.