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Finding the Fourth Proportional to 589,068.80, 883,718.40 and 252,108.80

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Solution

The fourth proportional to 589,068.80, 883,718.40 and 252,108.80 is: 378,212.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,068.80 : 883,718.40 = 252,108.80 : x
  2. Step 2: Convert to fraction form
    589,068.80/883,718.40 = 252,108.80/x
  3. Step 3: Cross multiply
    589,068.80x = 883,718.40 × 252,108.80
  4. Step 4: Simplify right side
    589,068.80x = 222,793,185,361.92
  5. Step 5: Solve for x
    x = 222,793,185,361.92/589,068.80
  6. Step 6: Final answer
    x = 378,212.50

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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.