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Finding the Fourth Proportional to 544,630.60, 816,945.90 and 404,662.60

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Solution

The fourth proportional to 544,630.60, 816,945.90 and 404,662.60 is: 606,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,630.60 : 816,945.90 = 404,662.60 : x
  2. Step 2: Convert to fraction form
    544,630.60/816,945.90 = 404,662.60/x
  3. Step 3: Cross multiply
    544,630.60x = 816,945.90 × 404,662.60
  4. Step 4: Simplify right side
    544,630.60x = 330,587,451,953.34
  5. Step 5: Solve for x
    x = 330,587,451,953.34/544,630.60
  6. Step 6: Final answer
    x = 606,993.90

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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.