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Finding the Fourth Proportional to 595,978.60, 893,190.30 and 276,093.40

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Solution

The fourth proportional to 595,978.60, 893,190.30 and 276,093.40 is: 413,779.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,978.60 : 893,190.30 = 276,093.40 : x
  2. Step 2: Convert to fraction form
    595,978.60/893,190.30 = 276,093.40/x
  3. Step 3: Cross multiply
    595,978.60x = 893,190.30 × 276,093.40
  4. Step 4: Simplify right side
    595,978.60x = 246,603,946,774.02
  5. Step 5: Solve for x
    x = 246,603,946,774.02/595,978.60
  6. Step 6: Final answer
    x = 413,779.87

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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.