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Finding the Fourth Proportional to 246,791.81, 370,187.78 and 89,020.25

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Solution

The fourth proportional to 246,791.81, 370,187.78 and 89,020.25 is: 133,530.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,791.81 : 370,187.78 = 89,020.25 : x
  2. Step 2: Convert to fraction form
    246,791.81/370,187.78 = 89,020.25/x
  3. Step 3: Cross multiply
    246,791.81x = 370,187.78 × 89,020.25
  4. Step 4: Simplify right side
    246,791.81x = 32,954,207,814.71
  5. Step 5: Solve for x
    x = 32,954,207,814.71/246,791.81
  6. Step 6: Final answer
    x = 133,530.39

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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.