Home / 827,445.27-1,241,143.11-228,442.98

Finding the Fourth Proportional to 827,445.27, 1,241,143.11 and 228,442.98

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Solution

The fourth proportional to 827,445.27, 1,241,143.11 and 228,442.98 is: 342,657.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,445.27 : 1,241,143.11 = 228,442.98 : x
  2. Step 2: Convert to fraction form
    827,445.27/1,241,143.11 = 228,442.98/x
  3. Step 3: Cross multiply
    827,445.27x = 1,241,143.11 × 228,442.98
  4. Step 4: Simplify right side
    827,445.27x = 283,530,430,654.87
  5. Step 5: Solve for x
    x = 283,530,430,654.87/827,445.27
  6. Step 6: Final answer
    x = 342,657.62

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Double scale
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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.