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Finding the Fourth Proportional to 453,670.56, 680,506.08 and 204,060.96

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Solution

The fourth proportional to 453,670.56, 680,506.08 and 204,060.96 is: 306,091.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,670.56 : 680,506.08 = 204,060.96 : x
  2. Step 2: Convert to fraction form
    453,670.56/680,506.08 = 204,060.96/x
  3. Step 3: Cross multiply
    453,670.56x = 680,506.08 × 204,060.96
  4. Step 4: Simplify right side
    453,670.56x = 138,864,723,970.64
  5. Step 5: Solve for x
    x = 138,864,723,970.64/453,670.56
  6. Step 6: Final answer
    x = 306,091.55

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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.