Home / 677,926.92-935,536.56-372,008.41

Finding the Fourth Proportional to 677,926.92, 935,536.56 and 372,008.41

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Solution

The fourth proportional to 677,926.92, 935,536.56 and 372,008.41 is: 513,370.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,926.92 : 935,536.56 = 372,008.41 : x
  2. Step 2: Convert to fraction form
    677,926.92/935,536.56 = 372,008.41/x
  3. Step 3: Cross multiply
    677,926.92x = 935,536.56 × 372,008.41
  4. Step 4: Simplify right side
    677,926.92x = 348,027,468,182.47
  5. Step 5: Solve for x
    x = 348,027,468,182.47/677,926.92
  6. Step 6: Final answer
    x = 513,370.18

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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.