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Finding the Third Proportional to 281,578.50 and 583,116.75

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Solution

The third proportional to 281,578.50 and 583,116.75 is: 1,207,567.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,578.50 : 583,116.75 = 583,116.75 : x
  2. Step 2: Convert to fraction form
    281,578.50/583,116.75 = 583,116.75/x
  3. Step 3: Cross multiply
    281,578.50x = 583,116.75 × 583,116.75
  4. Step 4: Simplify right side
    281,578.50x = 340,025,144,130.56
  5. Step 5: Solve for x
    x = 340,025,144,130.56/281,578.50
  6. Step 6: Final answer
    x = 1,207,567.85

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.