Home / 726,263.01-1,089,394.62-193,786.02

Finding the Fourth Proportional to 726,263.01, 1,089,394.62 and 193,786.02

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Solution

The fourth proportional to 726,263.01, 1,089,394.62 and 193,786.02 is: 290,679.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,263.01 : 1,089,394.62 = 193,786.02 : x
  2. Step 2: Convert to fraction form
    726,263.01/1,089,394.62 = 193,786.02/x
  3. Step 3: Cross multiply
    726,263.01x = 1,089,394.62 × 193,786.02
  4. Step 4: Simplify right side
    726,263.01x = 211,109,447,619.21
  5. Step 5: Solve for x
    x = 211,109,447,619.21/726,263.01
  6. Step 6: Final answer
    x = 290,679.06

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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.