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Finding the Fourth Proportional to 544,577.60, 816,866.40 and 505,211.60

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Solution

The fourth proportional to 544,577.60, 816,866.40 and 505,211.60 is: 757,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,577.60 : 816,866.40 = 505,211.60 : x
  2. Step 2: Convert to fraction form
    544,577.60/816,866.40 = 505,211.60/x
  3. Step 3: Cross multiply
    544,577.60x = 816,866.40 × 505,211.60
  4. Step 4: Simplify right side
    544,577.60x = 412,690,380,930.24
  5. Step 5: Solve for x
    x = 412,690,380,930.24/544,577.60
  6. Step 6: Final answer
    x = 757,817.40

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Similar ratio
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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.