Home / 1,002,639.80-1,383,633.42-549,932.60

Finding the Fourth Proportional to 1,002,639.80, 1,383,633.42 and 549,932.60

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Solution

The fourth proportional to 1,002,639.80, 1,383,633.42 and 549,932.60 is: 758,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,639.80 : 1,383,633.42 = 549,932.60 : x
  2. Step 2: Convert to fraction form
    1,002,639.80/1,383,633.42 = 549,932.60/x
  3. Step 3: Cross multiply
    1,002,639.80x = 1,383,633.42 × 549,932.60
  4. Step 4: Simplify right side
    1,002,639.80x = 760,905,124,107.49
  5. Step 5: Solve for x
    x = 760,905,124,107.49/1,002,639.80
  6. Step 6: Final answer
    x = 758,901.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.