Home / 534,736.07-737,935.77-308,381.57

Finding the Fourth Proportional to 534,736.07, 737,935.77 and 308,381.57

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Solution

The fourth proportional to 534,736.07, 737,935.77 and 308,381.57 is: 425,566.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,736.07 : 737,935.77 = 308,381.57 : x
  2. Step 2: Convert to fraction form
    534,736.07/737,935.77 = 308,381.57/x
  3. Step 3: Cross multiply
    534,736.07x = 737,935.77 × 308,381.57
  4. Step 4: Simplify right side
    534,736.07x = 227,565,787,622.08
  5. Step 5: Solve for x
    x = 227,565,787,622.08/534,736.07
  6. Step 6: Final answer
    x = 425,566.56

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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.