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Finding the Fourth Proportional to 436,134.95, 601,894.43 and 252,410.54

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Solution

The fourth proportional to 436,134.95, 601,894.43 and 252,410.54 is: 348,342.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,134.95 : 601,894.43 = 252,410.54 : x
  2. Step 2: Convert to fraction form
    436,134.95/601,894.43 = 252,410.54/x
  3. Step 3: Cross multiply
    436,134.95x = 601,894.43 × 252,410.54
  4. Step 4: Simplify right side
    436,134.95x = 151,924,493,827.77
  5. Step 5: Solve for x
    x = 151,924,493,827.77/436,134.95
  6. Step 6: Final answer
    x = 348,342.86

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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.