Home / 439,746.60-659,331.90-173,346.60

Finding the Fourth Proportional to 439,746.60, 659,331.90 and 173,346.60

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Solution

The fourth proportional to 439,746.60, 659,331.90 and 173,346.60 is: 259,906.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,746.60 : 659,331.90 = 173,346.60 : x
  2. Step 2: Convert to fraction form
    439,746.60/659,331.90 = 173,346.60/x
  3. Step 3: Cross multiply
    439,746.60x = 659,331.90 × 173,346.60
  4. Step 4: Simplify right side
    439,746.60x = 114,292,943,136.54
  5. Step 5: Solve for x
    x = 114,292,943,136.54/439,746.60
  6. Step 6: Final answer
    x = 259,906.37

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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.