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Finding the Third Proportional to 464,965.75 and 985,728.50

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Solution

The third proportional to 464,965.75 and 985,728.50 is: 2,089,746.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,965.75 : 985,728.50 = 985,728.50 : x
  2. Step 2: Convert to fraction form
    464,965.75/985,728.50 = 985,728.50/x
  3. Step 3: Cross multiply
    464,965.75x = 985,728.50 × 985,728.50
  4. Step 4: Simplify right side
    464,965.75x = 971,660,675,712.25
  5. Step 5: Solve for x
    x = 971,660,675,712.25/464,965.75
  6. Step 6: Final answer
    x = 2,089,746.77

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.