Home / 823,190.76-1,234,661.28-224,199.12

Finding the Fourth Proportional to 823,190.76, 1,234,661.28 and 224,199.12

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Solution

The fourth proportional to 823,190.76, 1,234,661.28 and 224,199.12 is: 336,264.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,190.76 : 1,234,661.28 = 224,199.12 : x
  2. Step 2: Convert to fraction form
    823,190.76/1,234,661.28 = 224,199.12/x
  3. Step 3: Cross multiply
    823,190.76x = 1,234,661.28 × 224,199.12
  4. Step 4: Simplify right side
    823,190.76x = 276,809,972,474.07
  5. Step 5: Solve for x
    x = 276,809,972,474.07/823,190.76
  6. Step 6: Final answer
    x = 336,264.67

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Double scale
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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.