Home / 825,633.67-1,138,890.57-519,224.04

Finding the Fourth Proportional to 825,633.67, 1,138,890.57 and 519,224.04

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Solution

The fourth proportional to 825,633.67, 1,138,890.57 and 519,224.04 is: 716,224.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,633.67 : 1,138,890.57 = 519,224.04 : x
  2. Step 2: Convert to fraction form
    825,633.67/1,138,890.57 = 519,224.04/x
  3. Step 3: Cross multiply
    825,633.67x = 1,138,890.57 × 519,224.04
  4. Step 4: Simplify right side
    825,633.67x = 591,339,362,873.30
  5. Step 5: Solve for x
    x = 591,339,362,873.30/825,633.67
  6. Step 6: Final answer
    x = 716,224.86

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1.5x scale

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.