Home / 677,929.83-935,601.27-372,065.33

Finding the Fourth Proportional to 677,929.83, 935,601.27 and 372,065.33

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Solution

The fourth proportional to 677,929.83, 935,601.27 and 372,065.33 is: 513,482.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,929.83 : 935,601.27 = 372,065.33 : x
  2. Step 2: Convert to fraction form
    677,929.83/935,601.27 = 372,065.33/x
  3. Step 3: Cross multiply
    677,929.83x = 935,601.27 × 372,065.33
  4. Step 4: Simplify right side
    677,929.83x = 348,104,797,593.88
  5. Step 5: Solve for x
    x = 348,104,797,593.88/677,929.83
  6. Step 6: Final answer
    x = 513,482.05

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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.