Home / 383,581.02-529,568.61-341,021.76

Finding the Fourth Proportional to 383,581.02, 529,568.61 and 341,021.76

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Solution

The fourth proportional to 383,581.02, 529,568.61 and 341,021.76 is: 470,811.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,581.02 : 529,568.61 = 341,021.76 : x
  2. Step 2: Convert to fraction form
    383,581.02/529,568.61 = 341,021.76/x
  3. Step 3: Cross multiply
    383,581.02x = 529,568.61 × 341,021.76
  4. Step 4: Simplify right side
    383,581.02x = 180,594,419,422.95
  5. Step 5: Solve for x
    x = 180,594,419,422.95/383,581.02
  6. Step 6: Final answer
    x = 470,811.67

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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.