Home / 744,336-1,027,183.68-404,811.54

Finding the Fourth Proportional to 744,336, 1,027,183.68 and 404,811.54

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Solution

The fourth proportional to 744,336, 1,027,183.68 and 404,811.54 is: 558,639.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,336 : 1,027,183.68 = 404,811.54 : x
  2. Step 2: Convert to fraction form
    744,336/1,027,183.68 = 404,811.54/x
  3. Step 3: Cross multiply
    744,336x = 1,027,183.68 × 404,811.54
  4. Step 4: Simplify right side
    744,336x = 415,815,807,363.67
  5. Step 5: Solve for x
    x = 415,815,807,363.67/744,336
  6. Step 6: Final answer
    x = 558,639.93

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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.