Home / 937,100.49-1,405,650.75-227,128.56

Finding the Fourth Proportional to 937,100.49, 1,405,650.75 and 227,128.56

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Solution

The fourth proportional to 937,100.49, 1,405,650.75 and 227,128.56 is: 340,692.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,100.49 : 1,405,650.75 = 227,128.56 : x
  2. Step 2: Convert to fraction form
    937,100.49/1,405,650.75 = 227,128.56/x
  3. Step 3: Cross multiply
    937,100.49x = 1,405,650.75 × 227,128.56
  4. Step 4: Simplify right side
    937,100.49x = 319,263,430,710.42
  5. Step 5: Solve for x
    x = 319,263,430,710.42/937,100.49
  6. Step 6: Final answer
    x = 340,692.84

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Double scale
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Similar ratio
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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.