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Finding the Fourth Proportional to 618,196.88, 927,684.84 and 263,210.24

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Solution

The fourth proportional to 618,196.88, 927,684.84 and 263,210.24 is: 394,981.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,196.88 : 927,684.84 = 263,210.24 : x
  2. Step 2: Convert to fraction form
    618,196.88/927,684.84 = 263,210.24/x
  3. Step 3: Cross multiply
    618,196.88x = 927,684.84 × 263,210.24
  4. Step 4: Simplify right side
    618,196.88x = 244,176,149,380.76
  5. Step 5: Solve for x
    x = 244,176,149,380.76/618,196.88
  6. Step 6: Final answer
    x = 394,981.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.