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Finding the Fourth Proportional to 634,497.00, 951,994.72 and 279,261.98

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Solution

The fourth proportional to 634,497.00, 951,994.72 and 279,261.98 is: 419,002.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,497.00 : 951,994.72 = 279,261.98 : x
  2. Step 2: Convert to fraction form
    634,497.00/951,994.72 = 279,261.98/x
  3. Step 3: Cross multiply
    634,497.00x = 951,994.72 × 279,261.98
  4. Step 4: Simplify right side
    634,497.00x = 265,855,929,615.83
  5. Step 5: Solve for x
    x = 265,855,929,615.83/634,497.00
  6. Step 6: Final answer
    x = 419,002.66

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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.