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Finding the Fourth Proportional to 227,832.40, 341,748.60 and 61,620.40

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Solution

The fourth proportional to 227,832.40, 341,748.60 and 61,620.40 is: 92,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,832.40 : 341,748.60 = 61,620.40 : x
  2. Step 2: Convert to fraction form
    227,832.40/341,748.60 = 61,620.40/x
  3. Step 3: Cross multiply
    227,832.40x = 341,748.60 × 61,620.40
  4. Step 4: Simplify right side
    227,832.40x = 21,058,685,431.44
  5. Step 5: Solve for x
    x = 21,058,685,431.44/227,832.40
  6. Step 6: Final answer
    x = 92,430.60

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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.