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Finding the Fourth Proportional to 341,649.45, 512,536.37 and 170,960.33

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Solution

The fourth proportional to 341,649.45, 512,536.37 and 170,960.33 is: 256,471.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,649.45 : 512,536.37 = 170,960.33 : x
  2. Step 2: Convert to fraction form
    341,649.45/512,536.37 = 170,960.33/x
  3. Step 3: Cross multiply
    341,649.45x = 512,536.37 × 170,960.33
  4. Step 4: Simplify right side
    341,649.45x = 87,623,386,952.20
  5. Step 5: Solve for x
    x = 87,623,386,952.20/341,649.45
  6. Step 6: Final answer
    x = 256,471.62

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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.