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Finding the Fourth Proportional to 554,607.73, 831,911.58 and 180,630.73

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Solution

The fourth proportional to 554,607.73, 831,911.58 and 180,630.73 is: 270,946.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,607.73 : 831,911.58 = 180,630.73 : x
  2. Step 2: Convert to fraction form
    554,607.73/831,911.58 = 180,630.73/x
  3. Step 3: Cross multiply
    554,607.73x = 831,911.58 × 180,630.73
  4. Step 4: Simplify right side
    554,607.73x = 150,268,795,990.85
  5. Step 5: Solve for x
    x = 150,268,795,990.85/554,607.73
  6. Step 6: Final answer
    x = 270,946.09

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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.