Home / 698,856.26-1,048,111.25-299,451.74

Finding the Fourth Proportional to 698,856.26, 1,048,111.25 and 299,451.74

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Solution

The fourth proportional to 698,856.26, 1,048,111.25 and 299,451.74 is: 449,103.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,856.26 : 1,048,111.25 = 299,451.74 : x
  2. Step 2: Convert to fraction form
    698,856.26/1,048,111.25 = 299,451.74/x
  3. Step 3: Cross multiply
    698,856.26x = 1,048,111.25 × 299,451.74
  4. Step 4: Simplify right side
    698,856.26x = 313,858,730,788.26
  5. Step 5: Solve for x
    x = 313,858,730,788.26/698,856.26
  6. Step 6: Final answer
    x = 449,103.42

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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.