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Finding the Fourth Proportional to 544,673.80, 751,793.70 and 383,576.68

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Solution

The fourth proportional to 544,673.80, 751,793.70 and 383,576.68 is: 529,437.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,673.80 : 751,793.70 = 383,576.68 : x
  2. Step 2: Convert to fraction form
    544,673.80/751,793.70 = 383,576.68/x
  3. Step 3: Cross multiply
    544,673.80x = 751,793.70 × 383,576.68
  4. Step 4: Simplify right side
    544,673.80x = 288,370,531,490.92
  5. Step 5: Solve for x
    x = 288,370,531,490.92/544,673.80
  6. Step 6: Final answer
    x = 529,437.13

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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.