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Finding the Fourth Proportional to 284,925.65, 394,995.47 and 269,757.59

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Solution

The fourth proportional to 284,925.65, 394,995.47 and 269,757.59 is: 373,967.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,925.65 : 394,995.47 = 269,757.59 : x
  2. Step 2: Convert to fraction form
    284,925.65/394,995.47 = 269,757.59/x
  3. Step 3: Cross multiply
    284,925.65x = 394,995.47 × 269,757.59
  4. Step 4: Simplify right side
    284,925.65x = 106,553,022,724.35
  5. Step 5: Solve for x
    x = 106,553,022,724.35/284,925.65
  6. Step 6: Final answer
    x = 373,967.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.