Home / 682,485.80-1,023,728.63-233,210.54

Finding the Fourth Proportional to 682,485.80, 1,023,728.63 and 233,210.54

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Solution

The fourth proportional to 682,485.80, 1,023,728.63 and 233,210.54 is: 349,815.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,485.80 : 1,023,728.63 = 233,210.54 : x
  2. Step 2: Convert to fraction form
    682,485.80/1,023,728.63 = 233,210.54/x
  3. Step 3: Cross multiply
    682,485.80x = 1,023,728.63 × 233,210.54
  4. Step 4: Simplify right side
    682,485.80x = 238,744,308,009.03
  5. Step 5: Solve for x
    x = 238,744,308,009.03/682,485.80
  6. Step 6: Final answer
    x = 349,815.79

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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.