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Finding the Fourth Proportional to 544,434.88, 751,354.08 and 302,771.44

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Solution

The fourth proportional to 544,434.88, 751,354.08 and 302,771.44 is: 417,843.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,434.88 : 751,354.08 = 302,771.44 : x
  2. Step 2: Convert to fraction form
    544,434.88/751,354.08 = 302,771.44/x
  3. Step 3: Cross multiply
    544,434.88x = 751,354.08 × 302,771.44
  4. Step 4: Simplify right side
    544,434.88x = 227,488,556,751.48
  5. Step 5: Solve for x
    x = 227,488,556,751.48/544,434.88
  6. Step 6: Final answer
    x = 417,843.47

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.