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Finding the Fourth Proportional to 622,349.20, 933,523.80 and 201,667.60

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Solution

The fourth proportional to 622,349.20, 933,523.80 and 201,667.60 is: 302,501.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,349.20 : 933,523.80 = 201,667.60 : x
  2. Step 2: Convert to fraction form
    622,349.20/933,523.80 = 201,667.60/x
  3. Step 3: Cross multiply
    622,349.20x = 933,523.80 × 201,667.60
  4. Step 4: Simplify right side
    622,349.20x = 188,261,504,288.88
  5. Step 5: Solve for x
    x = 188,261,504,288.88/622,349.20
  6. Step 6: Final answer
    x = 302,501.40

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.