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Finding the Third Proportional to 789,000 and 1,281,854

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Solution

The third proportional to 789,000 and 1,281,854 is: 2,082,572.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,000 : 1,281,854 = 1,281,854 : x
  2. Step 2: Convert to fraction form
    789,000/1,281,854 = 1,281,854/x
  3. Step 3: Cross multiply
    789,000x = 1,281,854 × 1,281,854
  4. Step 4: Simplify right side
    789,000x = 1,643,149,677,316
  5. Step 5: Solve for x
    x = 1,643,149,677,316/789,000
  6. Step 6: Final answer
    x = 2,082,572.47

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These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.