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Finding the Fourth Proportional to 341,433.86, 471,338.17 and 198,166.22

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Solution

The fourth proportional to 341,433.86, 471,338.17 and 198,166.22 is: 273,561.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,433.86 : 471,338.17 = 198,166.22 : x
  2. Step 2: Convert to fraction form
    341,433.86/471,338.17 = 198,166.22/x
  3. Step 3: Cross multiply
    341,433.86x = 471,338.17 × 198,166.22
  4. Step 4: Simplify right side
    341,433.86x = 93,403,303,490.62
  5. Step 5: Solve for x
    x = 93,403,303,490.62/341,433.86
  6. Step 6: Final answer
    x = 273,561.92

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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.