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Finding the Fourth Proportional to 248,914, 343,527.24 and 153,418.24

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Solution

The fourth proportional to 248,914, 343,527.24 and 153,418.24 is: 211,733.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,914 : 343,527.24 = 153,418.24 : x
  2. Step 2: Convert to fraction form
    248,914/343,527.24 = 153,418.24/x
  3. Step 3: Cross multiply
    248,914x = 343,527.24 × 153,418.24
  4. Step 4: Simplify right side
    248,914x = 52,703,344,552.86
  5. Step 5: Solve for x
    x = 52,703,344,552.86/248,914
  6. Step 6: Final answer
    x = 211,733.15

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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.