Home / 1,203,191.28-1,660,246.20-719,580.24

Finding the Fourth Proportional to 1,203,191.28, 1,660,246.20 and 719,580.24

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Solution

The fourth proportional to 1,203,191.28, 1,660,246.20 and 719,580.24 is: 992,926.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,191.28 : 1,660,246.20 = 719,580.24 : x
  2. Step 2: Convert to fraction form
    1,203,191.28/1,660,246.20 = 719,580.24/x
  3. Step 3: Cross multiply
    1,203,191.28x = 1,660,246.20 × 719,580.24
  4. Step 4: Simplify right side
    1,203,191.28x = 1,194,680,359,055.09
  5. Step 5: Solve for x
    x = 1,194,680,359,055.09/1,203,191.28
  6. Step 6: Final answer
    x = 992,926.38

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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.