Home / 724,346.73-1,086,727.46-350,580.33

Finding the Fourth Proportional to 724,346.73, 1,086,727.46 and 350,580.33

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Solution

The fourth proportional to 724,346.73, 1,086,727.46 and 350,580.33 is: 525,970.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,346.73 : 1,086,727.46 = 350,580.33 : x
  2. Step 2: Convert to fraction form
    724,346.73/1,086,727.46 = 350,580.33/x
  3. Step 3: Cross multiply
    724,346.73x = 1,086,727.46 × 350,580.33
  4. Step 4: Simplify right side
    724,346.73x = 380,985,269,793.96
  5. Step 5: Solve for x
    x = 380,985,269,793.96/724,346.73
  6. Step 6: Final answer
    x = 525,970.86

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1.5x scale

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.