Home / 325,623.60-488,435.40-201,207.60

Finding the Fourth Proportional to 325,623.60, 488,435.40 and 201,207.60

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Solution

The fourth proportional to 325,623.60, 488,435.40 and 201,207.60 is: 301,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,623.60 : 488,435.40 = 201,207.60 : x
  2. Step 2: Convert to fraction form
    325,623.60/488,435.40 = 201,207.60/x
  3. Step 3: Cross multiply
    325,623.60x = 488,435.40 × 201,207.60
  4. Step 4: Simplify right side
    325,623.60x = 98,276,914,589.04
  5. Step 5: Solve for x
    x = 98,276,914,589.04/325,623.60
  6. Step 6: Final answer
    x = 301,811.40

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Similar ratio
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1.5x scale

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.