Home / 656,361.54-984,542.20-157,725.54

Finding the Fourth Proportional to 656,361.54, 984,542.20 and 157,725.54

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Solution

The fourth proportional to 656,361.54, 984,542.20 and 157,725.54 is: 236,588.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,361.54 : 984,542.20 = 157,725.54 : x
  2. Step 2: Convert to fraction form
    656,361.54/984,542.20 = 157,725.54/x
  3. Step 3: Cross multiply
    656,361.54x = 984,542.20 × 157,725.54
  4. Step 4: Simplify right side
    656,361.54x = 155,287,450,147.79
  5. Step 5: Solve for x
    x = 155,287,450,147.79/656,361.54
  6. Step 6: Final answer
    x = 236,588.28

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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.