Home / 714,673.22-1,071,001.95-394,969.05

Finding the Fourth Proportional to 714,673.22, 1,071,001.95 and 394,969.05

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Solution

The fourth proportional to 714,673.22, 1,071,001.95 and 394,969.05 is: 591,896.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,673.22 : 1,071,001.95 = 394,969.05 : x
  2. Step 2: Convert to fraction form
    714,673.22/1,071,001.95 = 394,969.05/x
  3. Step 3: Cross multiply
    714,673.22x = 1,071,001.95 × 394,969.05
  4. Step 4: Simplify right side
    714,673.22x = 423,012,622,739.65
  5. Step 5: Solve for x
    x = 423,012,622,739.65/714,673.22
  6. Step 6: Final answer
    x = 591,896.57

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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.