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Finding the Third Proportional to 492,028 and 734,245

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Solution

The third proportional to 492,028 and 734,245 is: 1,095,701.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,028 : 734,245 = 734,245 : x
  2. Step 2: Convert to fraction form
    492,028/734,245 = 734,245/x
  3. Step 3: Cross multiply
    492,028x = 734,245 × 734,245
  4. Step 4: Simplify right side
    492,028x = 539,115,720,025
  5. Step 5: Solve for x
    x = 539,115,720,025/492,028
  6. Step 6: Final answer
    x = 1,095,701.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.