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Finding the Third Proportional to 447,120 and 974,538

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Solution

The third proportional to 447,120 and 974,538 is: 2,124,092.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,120 : 974,538 = 974,538 : x
  2. Step 2: Convert to fraction form
    447,120/974,538 = 974,538/x
  3. Step 3: Cross multiply
    447,120x = 974,538 × 974,538
  4. Step 4: Simplify right side
    447,120x = 949,724,313,444
  5. Step 5: Solve for x
    x = 949,724,313,444/447,120
  6. Step 6: Final answer
    x = 2,124,092.67

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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.