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Finding the Fourth Proportional to 341,400.02, 471,061.69 and 196,177.74

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Solution

The fourth proportional to 341,400.02, 471,061.69 and 196,177.74 is: 270,684.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,400.02 : 471,061.69 = 196,177.74 : x
  2. Step 2: Convert to fraction form
    341,400.02/471,061.69 = 196,177.74/x
  3. Step 3: Cross multiply
    341,400.02x = 471,061.69 × 196,177.74
  4. Step 4: Simplify right side
    341,400.02x = 92,411,815,487.85
  5. Step 5: Solve for x
    x = 92,411,815,487.85/341,400.02
  6. Step 6: Final answer
    x = 270,684.86

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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.