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Finding the Third Proportional to 983,391 and 1,518,759

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Solution

The third proportional to 983,391 and 1,518,759 is: 2,345,586.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,391 : 1,518,759 = 1,518,759 : x
  2. Step 2: Convert to fraction form
    983,391/1,518,759 = 1,518,759/x
  3. Step 3: Cross multiply
    983,391x = 1,518,759 × 1,518,759
  4. Step 4: Simplify right side
    983,391x = 2,306,628,900,081
  5. Step 5: Solve for x
    x = 2,306,628,900,081/983,391
  6. Step 6: Final answer
    x = 2,345,586.75

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.