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Finding the Third Proportional to 28,063.13 and 43,260.75

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Solution

The third proportional to 28,063.13 and 43,260.75 is: 66,688.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,063.13 : 43,260.75 = 43,260.75 : x
  2. Step 2: Convert to fraction form
    28,063.13/43,260.75 = 43,260.75/x
  3. Step 3: Cross multiply
    28,063.13x = 43,260.75 × 43,260.75
  4. Step 4: Simplify right side
    28,063.13x = 1,871,492,490.56
  5. Step 5: Solve for x
    x = 1,871,492,490.56/28,063.13
  6. Step 6: Final answer
    x = 66,688.67

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.