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Finding the Fourth Proportional to 341,433.93, 471,153.60 and 198,170.85

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Solution

The fourth proportional to 341,433.93, 471,153.60 and 198,170.85 is: 273,461.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,433.93 : 471,153.60 = 198,170.85 : x
  2. Step 2: Convert to fraction form
    341,433.93/471,153.60 = 198,170.85/x
  3. Step 3: Cross multiply
    341,433.93x = 471,153.60 × 198,170.85
  4. Step 4: Simplify right side
    341,433.93x = 93,368,909,392.56
  5. Step 5: Solve for x
    x = 93,368,909,392.56/341,433.93
  6. Step 6: Final answer
    x = 273,461.13

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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.