Home / 550,270.03-759,050.92-345,997.55

Finding the Fourth Proportional to 550,270.03, 759,050.92 and 345,997.55

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Solution

The fourth proportional to 550,270.03, 759,050.92 and 345,997.55 is: 477,274.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,270.03 : 759,050.92 = 345,997.55 : x
  2. Step 2: Convert to fraction form
    550,270.03/759,050.92 = 345,997.55/x
  3. Step 3: Cross multiply
    550,270.03x = 759,050.92 × 345,997.55
  4. Step 4: Simplify right side
    550,270.03x = 262,629,758,645.25
  5. Step 5: Solve for x
    x = 262,629,758,645.25/550,270.03
  6. Step 6: Final answer
    x = 477,274.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.