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Finding the Fourth Proportional to 589,047.80, 883,686.90 and 252,087.80

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Solution

The fourth proportional to 589,047.80, 883,686.90 and 252,087.80 is: 378,181.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,047.80 : 883,686.90 = 252,087.80 : x
  2. Step 2: Convert to fraction form
    589,047.80/883,686.90 = 252,087.80/x
  3. Step 3: Cross multiply
    589,047.80x = 883,686.90 × 252,087.80
  4. Step 4: Simplify right side
    589,047.80x = 222,766,686,509.82
  5. Step 5: Solve for x
    x = 222,766,686,509.82/589,047.80
  6. Step 6: Final answer
    x = 378,181.00

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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.