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Finding the Third Proportional to 427,596.75 and 929,119.50

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Solution

The third proportional to 427,596.75 and 929,119.50 is: 2,018,871.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,596.75 : 929,119.50 = 929,119.50 : x
  2. Step 2: Convert to fraction form
    427,596.75/929,119.50 = 929,119.50/x
  3. Step 3: Cross multiply
    427,596.75x = 929,119.50 × 929,119.50
  4. Step 4: Simplify right side
    427,596.75x = 863,263,045,280.25
  5. Step 5: Solve for x
    x = 863,263,045,280.25/427,596.75
  6. Step 6: Final answer
    x = 2,018,871.86

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.