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Finding the Fourth Proportional to 264,333.00, 364,769.75 and 143,471.72

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Solution

The fourth proportional to 264,333.00, 364,769.75 and 143,471.72 is: 197,985.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,333.00 : 364,769.75 = 143,471.72 : x
  2. Step 2: Convert to fraction form
    264,333.00/364,769.75 = 143,471.72/x
  3. Step 3: Cross multiply
    264,333.00x = 364,769.75 × 143,471.72
  4. Step 4: Simplify right side
    264,333.00x = 52,334,141,612.62
  5. Step 5: Solve for x
    x = 52,334,141,612.62/264,333.00
  6. Step 6: Final answer
    x = 197,985.66

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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.