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Finding the Fourth Proportional to 589,485.06, 883,488.06 and 252,129.78

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Solution

The fourth proportional to 589,485.06, 883,488.06 and 252,129.78 is: 377,878.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,485.06 : 883,488.06 = 252,129.78 : x
  2. Step 2: Convert to fraction form
    589,485.06/883,488.06 = 252,129.78/x
  3. Step 3: Cross multiply
    589,485.06x = 883,488.06 × 252,129.78
  4. Step 4: Simplify right side
    589,485.06x = 222,753,650,200.43
  5. Step 5: Solve for x
    x = 222,753,650,200.43/589,485.06
  6. Step 6: Final answer
    x = 377,878.36

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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.