Home / 340,003.40-469,175.76-196,772.31

Finding the Fourth Proportional to 340,003.40, 469,175.76 and 196,772.31

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Solution

The fourth proportional to 340,003.40, 469,175.76 and 196,772.31 is: 271,529.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,003.40 : 469,175.76 = 196,772.31 : x
  2. Step 2: Convert to fraction form
    340,003.40/469,175.76 = 196,772.31/x
  3. Step 3: Cross multiply
    340,003.40x = 469,175.76 × 196,772.31
  4. Step 4: Simplify right side
    340,003.40x = 92,320,798,091.21
  5. Step 5: Solve for x
    x = 92,320,798,091.21/340,003.40
  6. Step 6: Final answer
    x = 271,529.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.