Home / 541,885.44-812,942.30-204,918.64

Finding the Fourth Proportional to 541,885.44, 812,942.30 and 204,918.64

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Solution

The fourth proportional to 541,885.44, 812,942.30 and 204,918.64 is: 307,421.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,885.44 : 812,942.30 = 204,918.64 : x
  2. Step 2: Convert to fraction form
    541,885.44/812,942.30 = 204,918.64/x
  3. Step 3: Cross multiply
    541,885.44x = 812,942.30 × 204,918.64
  4. Step 4: Simplify right side
    541,885.44x = 166,587,030,514.47
  5. Step 5: Solve for x
    x = 166,587,030,514.47/541,885.44
  6. Step 6: Final answer
    x = 307,421.12

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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.