Home / 525,865.92-789,499.38-355,659.24

Finding the Fourth Proportional to 525,865.92, 789,499.38 and 355,659.24

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Solution

The fourth proportional to 525,865.92, 789,499.38 and 355,659.24 is: 533,962.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,865.92 : 789,499.38 = 355,659.24 : x
  2. Step 2: Convert to fraction form
    525,865.92/789,499.38 = 355,659.24/x
  3. Step 3: Cross multiply
    525,865.92x = 789,499.38 × 355,659.24
  4. Step 4: Simplify right side
    525,865.92x = 280,792,749,471.27
  5. Step 5: Solve for x
    x = 280,792,749,471.27/525,865.92
  6. Step 6: Final answer
    x = 533,962.63

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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.