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Finding the Fourth Proportional to 284,911.65, 427,209.75 and 116,550.27

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Solution

The fourth proportional to 284,911.65, 427,209.75 and 116,550.27 is: 174,760.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,911.65 : 427,209.75 = 116,550.27 : x
  2. Step 2: Convert to fraction form
    284,911.65/427,209.75 = 116,550.27/x
  3. Step 3: Cross multiply
    284,911.65x = 427,209.75 × 116,550.27
  4. Step 4: Simplify right side
    284,911.65x = 49,791,411,709.13
  5. Step 5: Solve for x
    x = 49,791,411,709.13/284,911.65
  6. Step 6: Final answer
    x = 174,760.88

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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.