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Finding the Fourth Proportional to 255,351.44, 351,785.60 and 177,693.58

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Solution

The fourth proportional to 255,351.44, 351,785.60 and 177,693.58 is: 244,800.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,351.44 : 351,785.60 = 177,693.58 : x
  2. Step 2: Convert to fraction form
    255,351.44/351,785.60 = 177,693.58/x
  3. Step 3: Cross multiply
    255,351.44x = 351,785.60 × 177,693.58
  4. Step 4: Simplify right side
    255,351.44x = 62,510,041,767.98
  5. Step 5: Solve for x
    x = 62,510,041,767.98/255,351.44
  6. Step 6: Final answer
    x = 244,800.04

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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.