Home / 555,173.20-832,249.52-200,100.32

Finding the Fourth Proportional to 555,173.20, 832,249.52 and 200,100.32

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Solution

The fourth proportional to 555,173.20, 832,249.52 and 200,100.32 is: 299,966.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,173.20 : 832,249.52 = 200,100.32 : x
  2. Step 2: Convert to fraction form
    555,173.20/832,249.52 = 200,100.32/x
  3. Step 3: Cross multiply
    555,173.20x = 832,249.52 × 200,100.32
  4. Step 4: Simplify right side
    555,173.20x = 166,533,395,271.85
  5. Step 5: Solve for x
    x = 166,533,395,271.85/555,173.20
  6. Step 6: Final answer
    x = 299,966.56

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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.