Home / 837,441.51-1,250,489.83-664,725.48

Finding the Fourth Proportional to 837,441.51, 1,250,489.83 and 664,725.48

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Solution

The fourth proportional to 837,441.51, 1,250,489.83 and 664,725.48 is: 992,585.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,441.51 : 1,250,489.83 = 664,725.48 : x
  2. Step 2: Convert to fraction form
    837,441.51/1,250,489.83 = 664,725.48/x
  3. Step 3: Cross multiply
    837,441.51x = 1,250,489.83 × 664,725.48
  4. Step 4: Simplify right side
    837,441.51x = 831,232,449,158.24
  5. Step 5: Solve for x
    x = 831,232,449,158.24/837,441.51
  6. Step 6: Final answer
    x = 992,585.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.