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Finding the Fourth Proportional to 273,362.40, 376,680.24 and 201,628.80

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Solution

The fourth proportional to 273,362.40, 376,680.24 and 201,628.80 is: 277,834.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,362.40 : 376,680.24 = 201,628.80 : x
  2. Step 2: Convert to fraction form
    273,362.40/376,680.24 = 201,628.80/x
  3. Step 3: Cross multiply
    273,362.40x = 376,680.24 × 201,628.80
  4. Step 4: Simplify right side
    273,362.40x = 75,949,584,774.91
  5. Step 5: Solve for x
    x = 75,949,584,774.91/273,362.40
  6. Step 6: Final answer
    x = 277,834.79

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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.