Home / 383,566.24-529,328.46-213,782.14

Finding the Fourth Proportional to 383,566.24, 529,328.46 and 213,782.14

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Solution

The fourth proportional to 383,566.24, 529,328.46 and 213,782.14 is: 295,023.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,566.24 : 529,328.46 = 213,782.14 : x
  2. Step 2: Convert to fraction form
    383,566.24/529,328.46 = 213,782.14/x
  3. Step 3: Cross multiply
    383,566.24x = 529,328.46 × 213,782.14
  4. Step 4: Simplify right side
    383,566.24x = 113,160,970,941.70
  5. Step 5: Solve for x
    x = 113,160,970,941.70/383,566.24
  6. Step 6: Final answer
    x = 295,023.28

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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.