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Finding the Fourth Proportional to 362,440.34, 500,173.85 and 199,103.72

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Solution

The fourth proportional to 362,440.34, 500,173.85 and 199,103.72 is: 274,766.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,440.34 : 500,173.85 = 199,103.72 : x
  2. Step 2: Convert to fraction form
    362,440.34/500,173.85 = 199,103.72/x
  3. Step 3: Cross multiply
    362,440.34x = 500,173.85 × 199,103.72
  4. Step 4: Simplify right side
    362,440.34x = 99,586,473,186.20
  5. Step 5: Solve for x
    x = 99,586,473,186.20/362,440.34
  6. Step 6: Final answer
    x = 274,766.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.