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Finding the Fourth Proportional to 633,430.35, 950,146.24 and 190,198.35

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Solution

The fourth proportional to 633,430.35, 950,146.24 and 190,198.35 is: 285,297.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,430.35 : 950,146.24 = 190,198.35 : x
  2. Step 2: Convert to fraction form
    633,430.35/950,146.24 = 190,198.35/x
  3. Step 3: Cross multiply
    633,430.35x = 950,146.24 × 190,198.35
  4. Step 4: Simplify right side
    633,430.35x = 180,716,241,880.48
  5. Step 5: Solve for x
    x = 180,716,241,880.48/633,430.35
  6. Step 6: Final answer
    x = 285,297.73

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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.