Home / 731,534.23-1,097,190.47-199,096.75

Finding the Fourth Proportional to 731,534.23, 1,097,190.47 and 199,096.75

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Solution

The fourth proportional to 731,534.23, 1,097,190.47 and 199,096.75 is: 298,614.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,534.23 : 1,097,190.47 = 199,096.75 : x
  2. Step 2: Convert to fraction form
    731,534.23/1,097,190.47 = 199,096.75/x
  3. Step 3: Cross multiply
    731,534.23x = 1,097,190.47 × 199,096.75
  4. Step 4: Simplify right side
    731,534.23x = 218,447,052,969.51
  5. Step 5: Solve for x
    x = 218,447,052,969.51/731,534.23
  6. Step 6: Final answer
    x = 298,614.94

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Double scale
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Similar ratio
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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.