Home / 715,632.36-1,073,040.28-294,406.44

Finding the Fourth Proportional to 715,632.36, 1,073,040.28 and 294,406.44

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Solution

The fourth proportional to 715,632.36, 1,073,040.28 and 294,406.44 is: 441,441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,632.36 : 1,073,040.28 = 294,406.44 : x
  2. Step 2: Convert to fraction form
    715,632.36/1,073,040.28 = 294,406.44/x
  3. Step 3: Cross multiply
    715,632.36x = 1,073,040.28 × 294,406.44
  4. Step 4: Simplify right side
    715,632.36x = 315,909,968,811.40
  5. Step 5: Solve for x
    x = 315,909,968,811.40/715,632.36
  6. Step 6: Final answer
    x = 441,441.70

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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.