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Finding the Fourth Proportional to 341,777.32, 471,651.46 and 198,621.48

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Solution

The fourth proportional to 341,777.32, 471,651.46 and 198,621.48 is: 274,096.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,777.32 : 471,651.46 = 198,621.48 : x
  2. Step 2: Convert to fraction form
    341,777.32/471,651.46 = 198,621.48/x
  3. Step 3: Cross multiply
    341,777.32x = 471,651.46 × 198,621.48
  4. Step 4: Simplify right side
    341,777.32x = 93,680,111,029.36
  5. Step 5: Solve for x
    x = 93,680,111,029.36/341,777.32
  6. Step 6: Final answer
    x = 274,096.92

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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.