Home / 325,822.60-488,733.90-201,406.60

Finding the Fourth Proportional to 325,822.60, 488,733.90 and 201,406.60

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Solution

The fourth proportional to 325,822.60, 488,733.90 and 201,406.60 is: 302,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,822.60 : 488,733.90 = 201,406.60 : x
  2. Step 2: Convert to fraction form
    325,822.60/488,733.90 = 201,406.60/x
  3. Step 3: Cross multiply
    325,822.60x = 488,733.90 × 201,406.60
  4. Step 4: Simplify right side
    325,822.60x = 98,434,233,103.74
  5. Step 5: Solve for x
    x = 98,434,233,103.74/325,822.60
  6. Step 6: Final answer
    x = 302,109.90

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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.