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Finding the Fourth Proportional to 373,767.59, 515,784.84 and 204,001.72

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Solution

The fourth proportional to 373,767.59, 515,784.84 and 204,001.72 is: 281,514.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,767.59 : 515,784.84 = 204,001.72 : x
  2. Step 2: Convert to fraction form
    373,767.59/515,784.84 = 204,001.72/x
  3. Step 3: Cross multiply
    373,767.59x = 515,784.84 × 204,001.72
  4. Step 4: Simplify right side
    373,767.59x = 105,220,994,509.93
  5. Step 5: Solve for x
    x = 105,220,994,509.93/373,767.59
  6. Step 6: Final answer
    x = 281,514.50

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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.