Home / 340,049.34-469,330.20-196,822.71

Finding the Fourth Proportional to 340,049.34, 469,330.20 and 196,822.71

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Solution

The fourth proportional to 340,049.34, 469,330.20 and 196,822.71 is: 271,651.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,049.34 : 469,330.20 = 196,822.71 : x
  2. Step 2: Convert to fraction form
    340,049.34/469,330.20 = 196,822.71/x
  3. Step 3: Cross multiply
    340,049.34x = 469,330.20 × 196,822.71
  4. Step 4: Simplify right side
    340,049.34x = 92,374,841,848.84
  5. Step 5: Solve for x
    x = 92,374,841,848.84/340,049.34
  6. Step 6: Final answer
    x = 271,651.29

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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.