Home / 698,539.48-1,047,816.54-559,183.96

Finding the Fourth Proportional to 698,539.48, 1,047,816.54 and 559,183.96

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Solution

The fourth proportional to 698,539.48, 1,047,816.54 and 559,183.96 is: 838,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,539.48 : 1,047,816.54 = 559,183.96 : x
  2. Step 2: Convert to fraction form
    698,539.48/1,047,816.54 = 559,183.96/x
  3. Step 3: Cross multiply
    698,539.48x = 1,047,816.54 × 559,183.96
  4. Step 4: Simplify right side
    698,539.48x = 585,922,202,190.70
  5. Step 5: Solve for x
    x = 585,922,202,190.70/698,539.48
  6. Step 6: Final answer
    x = 838,781.80

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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.