Home / 626,022.38-863,922.66-384,183.92

Finding the Fourth Proportional to 626,022.38, 863,922.66 and 384,183.92

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Solution

The fourth proportional to 626,022.38, 863,922.66 and 384,183.92 is: 530,181.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,022.38 : 863,922.66 = 384,183.92 : x
  2. Step 2: Convert to fraction form
    626,022.38/863,922.66 = 384,183.92/x
  3. Step 3: Cross multiply
    626,022.38x = 863,922.66 × 384,183.92
  4. Step 4: Simplify right side
    626,022.38x = 331,905,194,095.63
  5. Step 5: Solve for x
    x = 331,905,194,095.63/626,022.38
  6. Step 6: Final answer
    x = 530,181.04

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1.5x scale

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.