Home / 383,631.73-529,414.05-222,582.67

Finding the Fourth Proportional to 383,631.73, 529,414.05 and 222,582.67

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Solution

The fourth proportional to 383,631.73, 529,414.05 and 222,582.67 is: 307,165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,631.73 : 529,414.05 = 222,582.67 : x
  2. Step 2: Convert to fraction form
    383,631.73/529,414.05 = 222,582.67/x
  3. Step 3: Cross multiply
    383,631.73x = 529,414.05 × 222,582.67
  4. Step 4: Simplify right side
    383,631.73x = 117,838,392,784.51
  5. Step 5: Solve for x
    x = 117,838,392,784.51/383,631.73
  6. Step 6: Final answer
    x = 307,165.40

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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.