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Finding the Fourth Proportional to 534,837.50, 737,650.59 and 454,530.86

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Solution

The fourth proportional to 534,837.50, 737,650.59 and 454,530.86 is: 626,891.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,837.50 : 737,650.59 = 454,530.86 : x
  2. Step 2: Convert to fraction form
    534,837.50/737,650.59 = 454,530.86/x
  3. Step 3: Cross multiply
    534,837.50x = 737,650.59 × 454,530.86
  4. Step 4: Simplify right side
    534,837.50x = 335,284,955,208.08
  5. Step 5: Solve for x
    x = 335,284,955,208.08/534,837.50
  6. Step 6: Final answer
    x = 626,891.26

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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.