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Finding the Fourth Proportional to 341,384.32, 471,269.80 and 198,116.69

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Solution

The fourth proportional to 341,384.32, 471,269.80 and 198,116.69 is: 273,493.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,384.32 : 471,269.80 = 198,116.69 : x
  2. Step 2: Convert to fraction form
    341,384.32/471,269.80 = 198,116.69/x
  3. Step 3: Cross multiply
    341,384.32x = 471,269.80 × 198,116.69
  4. Step 4: Simplify right side
    341,384.32x = 93,366,409,649.85
  5. Step 5: Solve for x
    x = 93,366,409,649.85/341,384.32
  6. Step 6: Final answer
    x = 273,493.55

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