Home / 677,932.90-935,544.84-372,014.41

Finding the Fourth Proportional to 677,932.90, 935,544.84 and 372,014.41

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Solution

The fourth proportional to 677,932.90, 935,544.84 and 372,014.41 is: 513,378.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,932.90 : 935,544.84 = 372,014.41 : x
  2. Step 2: Convert to fraction form
    677,932.90/935,544.84 = 372,014.41/x
  3. Step 3: Cross multiply
    677,932.90x = 935,544.84 × 372,014.41
  4. Step 4: Simplify right side
    677,932.90x = 348,036,161,681.14
  5. Step 5: Solve for x
    x = 348,036,161,681.14/677,932.90
  6. Step 6: Final answer
    x = 513,378.48

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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.