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Finding the Third Proportional to 430,500.75 and 939,683.25

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Solution

The third proportional to 430,500.75 and 939,683.25 is: 2,051,110.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,500.75 : 939,683.25 = 939,683.25 : x
  2. Step 2: Convert to fraction form
    430,500.75/939,683.25 = 939,683.25/x
  3. Step 3: Cross multiply
    430,500.75x = 939,683.25 × 939,683.25
  4. Step 4: Simplify right side
    430,500.75x = 883,004,610,330.56
  5. Step 5: Solve for x
    x = 883,004,610,330.56/430,500.75
  6. Step 6: Final answer
    x = 2,051,110.50

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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.