Home / 432,829.56-652,198.71-355,672.20

Finding the Fourth Proportional to 432,829.56, 652,198.71 and 355,672.20

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Solution

The fourth proportional to 432,829.56, 652,198.71 and 355,672.20 is: 535,936.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,829.56 : 652,198.71 = 355,672.20 : x
  2. Step 2: Convert to fraction form
    432,829.56/652,198.71 = 355,672.20/x
  3. Step 3: Cross multiply
    432,829.56x = 652,198.71 × 355,672.20
  4. Step 4: Simplify right side
    432,829.56x = 231,968,950,022.86
  5. Step 5: Solve for x
    x = 231,968,950,022.86/432,829.56
  6. Step 6: Final answer
    x = 535,936.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.