Home / 703,071.72-1,054,782.54-204,435.72

Finding the Fourth Proportional to 703,071.72, 1,054,782.54 and 204,435.72

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Solution

The fourth proportional to 703,071.72, 1,054,782.54 and 204,435.72 is: 306,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,071.72 : 1,054,782.54 = 204,435.72 : x
  2. Step 2: Convert to fraction form
    703,071.72/1,054,782.54 = 204,435.72/x
  3. Step 3: Cross multiply
    703,071.72x = 1,054,782.54 × 204,435.72
  4. Step 4: Simplify right side
    703,071.72x = 215,635,228,008.33
  5. Step 5: Solve for x
    x = 215,635,228,008.33/703,071.72
  6. Step 6: Final answer
    x = 306,704.45

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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.