Home / 996,446.70-1,494,864.45-427,826.70

Finding the Fourth Proportional to 996,446.70, 1,494,864.45 and 427,826.70

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Solution

The fourth proportional to 996,446.70, 1,494,864.45 and 427,826.70 is: 641,823.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,446.70 : 1,494,864.45 = 427,826.70 : x
  2. Step 2: Convert to fraction form
    996,446.70/1,494,864.45 = 427,826.70/x
  3. Step 3: Cross multiply
    996,446.70x = 1,494,864.45 × 427,826.70
  4. Step 4: Simplify right side
    996,446.70x = 639,542,924,590.82
  5. Step 5: Solve for x
    x = 639,542,924,590.82/996,446.70
  6. Step 6: Final answer
    x = 641,823.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.