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Finding the Third Proportional to 7,988 and 15,592

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Solution

The third proportional to 7,988 and 15,592 is: 30,434.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988 : 15,592 = 15,592 : x
  2. Step 2: Convert to fraction form
    7,988/15,592 = 15,592/x
  3. Step 3: Cross multiply
    7,988x = 15,592 × 15,592
  4. Step 4: Simplify right side
    7,988x = 243,110,464
  5. Step 5: Solve for x
    x = 243,110,464/7,988
  6. Step 6: Final answer
    x = 30,434.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.