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Finding the Third Proportional to 615,608 and 1,318,804

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Solution

The third proportional to 615,608 and 1,318,804 is: 2,825,245.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,608 : 1,318,804 = 1,318,804 : x
  2. Step 2: Convert to fraction form
    615,608/1,318,804 = 1,318,804/x
  3. Step 3: Cross multiply
    615,608x = 1,318,804 × 1,318,804
  4. Step 4: Simplify right side
    615,608x = 1,739,243,990,416
  5. Step 5: Solve for x
    x = 1,739,243,990,416/615,608
  6. Step 6: Final answer
    x = 2,825,245.92

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.