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Finding the Fourth Proportional to 463,635.56, 695,453.34 and 253,158.68

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Solution

The fourth proportional to 463,635.56, 695,453.34 and 253,158.68 is: 379,738.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,635.56 : 695,453.34 = 253,158.68 : x
  2. Step 2: Convert to fraction form
    463,635.56/695,453.34 = 253,158.68/x
  3. Step 3: Cross multiply
    463,635.56x = 695,453.34 × 253,158.68
  4. Step 4: Simplify right side
    463,635.56x = 176,060,049,555.99
  5. Step 5: Solve for x
    x = 176,060,049,555.99/463,635.56
  6. Step 6: Final answer
    x = 379,738.02

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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.