Home / 269,512.10-403,490.55-164,536.10

Finding the Fourth Proportional to 269,512.10, 403,490.55 and 164,536.10

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Solution

The fourth proportional to 269,512.10, 403,490.55 and 164,536.10 is: 246,329.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,512.10 : 403,490.55 = 164,536.10 : x
  2. Step 2: Convert to fraction form
    269,512.10/403,490.55 = 164,536.10/x
  3. Step 3: Cross multiply
    269,512.10x = 403,490.55 × 164,536.10
  4. Step 4: Simplify right side
    269,512.10x = 66,388,761,483.86
  5. Step 5: Solve for x
    x = 66,388,761,483.86/269,512.10
  6. Step 6: Final answer
    x = 246,329.43

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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.