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Finding the Fourth Proportional to 373,745.18, 561,372.42 and 224,269.40

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Solution

The fourth proportional to 373,745.18, 561,372.42 and 224,269.40 is: 336,856.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,745.18 : 561,372.42 = 224,269.40 : x
  2. Step 2: Convert to fraction form
    373,745.18/561,372.42 = 224,269.40/x
  3. Step 3: Cross multiply
    373,745.18x = 561,372.42 × 224,269.40
  4. Step 4: Simplify right side
    373,745.18x = 125,898,655,809.95
  5. Step 5: Solve for x
    x = 125,898,655,809.95/373,745.18
  6. Step 6: Final answer
    x = 336,856.94

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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.