Home / 341,142.27-512,028.56-172,780.93

Finding the Fourth Proportional to 341,142.27, 512,028.56 and 172,780.93

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Solution

The fourth proportional to 341,142.27, 512,028.56 and 172,780.93 is: 259,331.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,142.27 : 512,028.56 = 172,780.93 : x
  2. Step 2: Convert to fraction form
    341,142.27/512,028.56 = 172,780.93/x
  3. Step 3: Cross multiply
    341,142.27x = 512,028.56 × 172,780.93
  4. Step 4: Simplify right side
    341,142.27x = 88,468,770,783.36
  5. Step 5: Solve for x
    x = 88,468,770,783.36/341,142.27
  6. Step 6: Final answer
    x = 259,331.01

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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.