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Finding the Fourth Proportional to 634,803.36, 950,958.84 and 368,003.16

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Solution

The fourth proportional to 634,803.36, 950,958.84 and 368,003.16 is: 551,282.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,803.36 : 950,958.84 = 368,003.16 : x
  2. Step 2: Convert to fraction form
    634,803.36/950,958.84 = 368,003.16/x
  3. Step 3: Cross multiply
    634,803.36x = 950,958.84 × 368,003.16
  4. Step 4: Simplify right side
    634,803.36x = 349,955,858,149.93
  5. Step 5: Solve for x
    x = 349,955,858,149.93/634,803.36
  6. Step 6: Final answer
    x = 551,282.30

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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.