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Finding the Fourth Proportional to 339,368.92, 468,410.68 and 194,258.82

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Solution

The fourth proportional to 339,368.92, 468,410.68 and 194,258.82 is: 268,123.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,368.92 : 468,410.68 = 194,258.82 : x
  2. Step 2: Convert to fraction form
    339,368.92/468,410.68 = 194,258.82/x
  3. Step 3: Cross multiply
    339,368.92x = 468,410.68 × 194,258.82
  4. Step 4: Simplify right side
    339,368.92x = 90,992,905,972.20
  5. Step 5: Solve for x
    x = 90,992,905,972.20/339,368.92
  6. Step 6: Final answer
    x = 268,123.86

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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.