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Finding the Third Proportional to 283,272.75 and 608,647.50

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Solution

The third proportional to 283,272.75 and 608,647.50 is: 1,307,756.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,272.75 : 608,647.50 = 608,647.50 : x
  2. Step 2: Convert to fraction form
    283,272.75/608,647.50 = 608,647.50/x
  3. Step 3: Cross multiply
    283,272.75x = 608,647.50 × 608,647.50
  4. Step 4: Simplify right side
    283,272.75x = 370,451,779,256.25
  5. Step 5: Solve for x
    x = 370,451,779,256.25/283,272.75
  6. Step 6: Final answer
    x = 1,307,756.50

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.