Home / 864,187.52-1,192,400.73-496,593.65

Finding the Fourth Proportional to 864,187.52, 1,192,400.73 and 496,593.65

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Solution

The fourth proportional to 864,187.52, 1,192,400.73 and 496,593.65 is: 685,196.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,187.52 : 1,192,400.73 = 496,593.65 : x
  2. Step 2: Convert to fraction form
    864,187.52/1,192,400.73 = 496,593.65/x
  3. Step 3: Cross multiply
    864,187.52x = 1,192,400.73 × 496,593.65
  4. Step 4: Simplify right side
    864,187.52x = 592,138,633,754.37
  5. Step 5: Solve for x
    x = 592,138,633,754.37/864,187.52
  6. Step 6: Final answer
    x = 685,196.93

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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.