Home / 968,009.20-1,450,847.40-494,450.80

Finding the Fourth Proportional to 968,009.20, 1,450,847.40 and 494,450.80

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Solution

The fourth proportional to 968,009.20, 1,450,847.40 and 494,450.80 is: 741,080.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,009.20 : 1,450,847.40 = 494,450.80 : x
  2. Step 2: Convert to fraction form
    968,009.20/1,450,847.40 = 494,450.80/x
  3. Step 3: Cross multiply
    968,009.20x = 1,450,847.40 × 494,450.80
  4. Step 4: Simplify right side
    968,009.20x = 717,372,657,607.92
  5. Step 5: Solve for x
    x = 717,372,657,607.92/968,009.20
  6. Step 6: Final answer
    x = 741,080.41

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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.