Home / 990,525.12-1,366,910.64-560,794.08

Finding the Fourth Proportional to 990,525.12, 1,366,910.64 and 560,794.08

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Solution

The fourth proportional to 990,525.12, 1,366,910.64 and 560,794.08 is: 773,887.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,525.12 : 1,366,910.64 = 560,794.08 : x
  2. Step 2: Convert to fraction form
    990,525.12/1,366,910.64 = 560,794.08/x
  3. Step 3: Cross multiply
    990,525.12x = 1,366,910.64 × 560,794.08
  4. Step 4: Simplify right side
    990,525.12x = 766,555,394,801.01
  5. Step 5: Solve for x
    x = 766,555,394,801.01/990,525.12
  6. Step 6: Final answer
    x = 773,887.89

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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.