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Finding the Third Proportional to 15,007.15 and 30,999.59

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Solution

The third proportional to 15,007.15 and 30,999.59 is: 64,034.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,007.15 : 30,999.59 = 30,999.59 : x
  2. Step 2: Convert to fraction form
    15,007.15/30,999.59 = 30,999.59/x
  3. Step 3: Cross multiply
    15,007.15x = 30,999.59 × 30,999.59
  4. Step 4: Simplify right side
    15,007.15x = 960,974,328.30
  5. Step 5: Solve for x
    x = 960,974,328.30/15,007.15
  6. Step 6: Final answer
    x = 64,034.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.