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Finding the Third Proportional to 369,015.75 and 550,675.69

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Solution

The third proportional to 369,015.75 and 550,675.69 is: 821,763.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,015.75 : 550,675.69 = 550,675.69 : x
  2. Step 2: Convert to fraction form
    369,015.75/550,675.69 = 550,675.69/x
  3. Step 3: Cross multiply
    369,015.75x = 550,675.69 × 550,675.69
  4. Step 4: Simplify right side
    369,015.75x = 303,243,712,803.60
  5. Step 5: Solve for x
    x = 303,243,712,803.60/369,015.75
  6. Step 6: Final answer
    x = 821,763.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.