Home / 340,043.32-469,252.20-196,800.49

Finding the Fourth Proportional to 340,043.32, 469,252.20 and 196,800.49

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Solution

The fourth proportional to 340,043.32, 469,252.20 and 196,800.49 is: 271,580.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,043.32 : 469,252.20 = 196,800.49 : x
  2. Step 2: Convert to fraction form
    340,043.32/469,252.20 = 196,800.49/x
  3. Step 3: Cross multiply
    340,043.32x = 469,252.20 × 196,800.49
  4. Step 4: Simplify right side
    340,043.32x = 92,349,062,893.58
  5. Step 5: Solve for x
    x = 92,349,062,893.58/340,043.32
  6. Step 6: Final answer
    x = 271,580.29

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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.