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Finding the Fourth Proportional to 432,589.29, 596,955.15 and 248,813.88

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Solution

The fourth proportional to 432,589.29, 596,955.15 and 248,813.88 is: 343,352.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,589.29 : 596,955.15 = 248,813.88 : x
  2. Step 2: Convert to fraction form
    432,589.29/596,955.15 = 248,813.88/x
  3. Step 3: Cross multiply
    432,589.29x = 596,955.15 × 248,813.88
  4. Step 4: Simplify right side
    432,589.29x = 148,530,727,057.48
  5. Step 5: Solve for x
    x = 148,530,727,057.48/432,589.29
  6. Step 6: Final answer
    x = 343,352.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.