Home / 383,668.24-529,463.22-211,581.94

Finding the Fourth Proportional to 383,668.24, 529,463.22 and 211,581.94

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Solution

The fourth proportional to 383,668.24, 529,463.22 and 211,581.94 is: 291,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,668.24 : 529,463.22 = 211,581.94 : x
  2. Step 2: Convert to fraction form
    383,668.24/529,463.22 = 211,581.94/x
  3. Step 3: Cross multiply
    383,668.24x = 529,463.22 × 211,581.94
  4. Step 4: Simplify right side
    383,668.24x = 112,024,852,598.93
  5. Step 5: Solve for x
    x = 112,024,852,598.93/383,668.24
  6. Step 6: Final answer
    x = 291,983.65

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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.