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Finding the Fourth Proportional to 373,956.76, 516,060.30 and 204,191.02

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Solution

The fourth proportional to 373,956.76, 516,060.30 and 204,191.02 is: 281,783.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,956.76 : 516,060.30 = 204,191.02 : x
  2. Step 2: Convert to fraction form
    373,956.76/516,060.30 = 204,191.02/x
  3. Step 3: Cross multiply
    373,956.76x = 516,060.30 × 204,191.02
  4. Step 4: Simplify right side
    373,956.76x = 105,374,879,038.51
  5. Step 5: Solve for x
    x = 105,374,879,038.51/373,956.76
  6. Step 6: Final answer
    x = 281,783.59

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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.