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Finding the Fourth Proportional to 500.00, 750.00 and 153.33

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Solution

The fourth proportional to 500.00, 750.00 and 153.33 is: 230.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    500.00 : 750.00 = 153.33 : x
  2. Step 2: Convert to fraction form
    500.00/750.00 = 153.33/x
  3. Step 3: Cross multiply
    500.00x = 750.00 × 153.33
  4. Step 4: Simplify right side
    500.00x = 114,996.73
  5. Step 5: Solve for x
    x = 114,996.73/500.00
  6. Step 6: Final answer
    x = 230.00

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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.