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Finding the Fourth Proportional to 468,581.56, 702,866.13 and 113,598.79

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Solution

The fourth proportional to 468,581.56, 702,866.13 and 113,598.79 is: 170,396.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,581.56 : 702,866.13 = 113,598.79 : x
  2. Step 2: Convert to fraction form
    468,581.56/702,866.13 = 113,598.79/x
  3. Step 3: Cross multiply
    468,581.56x = 702,866.13 × 113,598.79
  4. Step 4: Simplify right side
    468,581.56x = 79,844,741,899.98
  5. Step 5: Solve for x
    x = 79,844,741,899.98/468,581.56
  6. Step 6: Final answer
    x = 170,396.68

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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.