Home / 588,138.40-882,207.60-307,741.60

Finding the Fourth Proportional to 588,138.40, 882,207.60 and 307,741.60

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Solution

The fourth proportional to 588,138.40, 882,207.60 and 307,741.60 is: 461,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,138.40 : 882,207.60 = 307,741.60 : x
  2. Step 2: Convert to fraction form
    588,138.40/882,207.60 = 307,741.60/x
  3. Step 3: Cross multiply
    588,138.40x = 882,207.60 × 307,741.60
  4. Step 4: Simplify right side
    588,138.40x = 271,491,978,356.16
  5. Step 5: Solve for x
    x = 271,491,978,356.16/588,138.40
  6. Step 6: Final answer
    x = 461,612.40

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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.