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Finding the Fourth Proportional to 290,896.84, 436,206.57 and 101,333.89

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Solution

The fourth proportional to 290,896.84, 436,206.57 and 101,333.89 is: 151,952.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,896.84 : 436,206.57 = 101,333.89 : x
  2. Step 2: Convert to fraction form
    290,896.84/436,206.57 = 101,333.89/x
  3. Step 3: Cross multiply
    290,896.84x = 436,206.57 × 101,333.89
  4. Step 4: Simplify right side
    290,896.84x = 44,202,508,581.66
  5. Step 5: Solve for x
    x = 44,202,508,581.66/290,896.84
  6. Step 6: Final answer
    x = 151,952.52

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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.