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Finding the Fourth Proportional to 434,969.38, 600,217.41 and 243,945.82

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Solution

The fourth proportional to 434,969.38, 600,217.41 and 243,945.82 is: 336,622.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,969.38 : 600,217.41 = 243,945.82 : x
  2. Step 2: Convert to fraction form
    434,969.38/600,217.41 = 243,945.82/x
  3. Step 3: Cross multiply
    434,969.38x = 600,217.41 × 243,945.82
  4. Step 4: Simplify right side
    434,969.38x = 146,420,528,260.73
  5. Step 5: Solve for x
    x = 146,420,528,260.73/434,969.38
  6. Step 6: Final answer
    x = 336,622.61

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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.