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Finding the Fourth Proportional to 546,078.09, 818,473.80 and 246,207.60

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Solution

The fourth proportional to 546,078.09, 818,473.80 and 246,207.60 is: 369,021.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,078.09 : 818,473.80 = 246,207.60 : x
  2. Step 2: Convert to fraction form
    546,078.09/818,473.80 = 246,207.60/x
  3. Step 3: Cross multiply
    546,078.09x = 818,473.80 × 246,207.60
  4. Step 4: Simplify right side
    546,078.09x = 201,514,469,960.88
  5. Step 5: Solve for x
    x = 201,514,469,960.88/546,078.09
  6. Step 6: Final answer
    x = 369,021.34

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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.