Home / 677,922.47-935,530.44-372,003.97

Finding the Fourth Proportional to 677,922.47, 935,530.44 and 372,003.97

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Solution

The fourth proportional to 677,922.47, 935,530.44 and 372,003.97 is: 513,364.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,922.47 : 935,530.44 = 372,003.97 : x
  2. Step 2: Convert to fraction form
    677,922.47/935,530.44 = 372,003.97/x
  3. Step 3: Cross multiply
    677,922.47x = 935,530.44 × 372,003.97
  4. Step 4: Simplify right side
    677,922.47x = 348,021,034,467.01
  5. Step 5: Solve for x
    x = 348,021,034,467.01/677,922.47
  6. Step 6: Final answer
    x = 513,364.07

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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.