Home / 691,054.92-1,036,634.87-235,504.58

Finding the Fourth Proportional to 691,054.92, 1,036,634.87 and 235,504.58

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Solution

The fourth proportional to 691,054.92, 1,036,634.87 and 235,504.58 is: 353,274.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,054.92 : 1,036,634.87 = 235,504.58 : x
  2. Step 2: Convert to fraction form
    691,054.92/1,036,634.87 = 235,504.58/x
  3. Step 3: Cross multiply
    691,054.92x = 1,036,634.87 × 235,504.58
  4. Step 4: Simplify right side
    691,054.92x = 244,132,259,672.71
  5. Step 5: Solve for x
    x = 244,132,259,672.71/691,054.92
  6. Step 6: Final answer
    x = 353,274.76

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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.