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Finding the Fourth Proportional to 507,076.00, 759,508.45 and 253,914.95

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Solution

The fourth proportional to 507,076.00, 759,508.45 and 253,914.95 is: 380,318.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,076.00 : 759,508.45 = 253,914.95 : x
  2. Step 2: Convert to fraction form
    507,076.00/759,508.45 = 253,914.95/x
  3. Step 3: Cross multiply
    507,076.00x = 759,508.45 × 253,914.95
  4. Step 4: Simplify right side
    507,076.00x = 192,850,551,370.31
  5. Step 5: Solve for x
    x = 192,850,551,370.31/507,076.00
  6. Step 6: Final answer
    x = 380,318.83

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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.