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Finding the Fourth Proportional to 713,226.44, 984,353.40 and 441,381.89

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Solution

The fourth proportional to 713,226.44, 984,353.40 and 441,381.89 is: 609,169.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,226.44 : 984,353.40 = 441,381.89 : x
  2. Step 2: Convert to fraction form
    713,226.44/984,353.40 = 441,381.89/x
  3. Step 3: Cross multiply
    713,226.44x = 984,353.40 × 441,381.89
  4. Step 4: Simplify right side
    713,226.44x = 434,475,759,198.16
  5. Step 5: Solve for x
    x = 434,475,759,198.16/713,226.44
  6. Step 6: Final answer
    x = 609,169.46

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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.