Home / 683,357.65-1,025,205.66-203,583.31

Finding the Fourth Proportional to 683,357.65, 1,025,205.66 and 203,583.31

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Solution

The fourth proportional to 683,357.65, 1,025,205.66 and 203,583.31 is: 305,425.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,357.65 : 1,025,205.66 = 203,583.31 : x
  2. Step 2: Convert to fraction form
    683,357.65/1,025,205.66 = 203,583.31/x
  3. Step 3: Cross multiply
    683,357.65x = 1,025,205.66 × 203,583.31
  4. Step 4: Simplify right side
    683,357.65x = 208,714,759,130.52
  5. Step 5: Solve for x
    x = 208,714,759,130.52/683,357.65
  6. Step 6: Final answer
    x = 305,425.37

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1.5x scale

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.