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Finding the Third Proportional to 982,554 and 2,148,400.50

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Solution

The third proportional to 982,554 and 2,148,400.50 is: 4,697,578.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,554 : 2,148,400.50 = 2,148,400.50 : x
  2. Step 2: Convert to fraction form
    982,554/2,148,400.50 = 2,148,400.50/x
  3. Step 3: Cross multiply
    982,554x = 2,148,400.50 × 2,148,400.50
  4. Step 4: Simplify right side
    982,554x = 4,615,624,708,400.25
  5. Step 5: Solve for x
    x = 4,615,624,708,400.25/982,554
  6. Step 6: Final answer
    x = 4,697,578.67

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.