Home / 677,933.90-935,546.22-372,015.41

Finding the Fourth Proportional to 677,933.90, 935,546.22 and 372,015.41

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Solution

The fourth proportional to 677,933.90, 935,546.22 and 372,015.41 is: 513,379.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,933.90 : 935,546.22 = 372,015.41 : x
  2. Step 2: Convert to fraction form
    677,933.90/935,546.22 = 372,015.41/x
  3. Step 3: Cross multiply
    677,933.90x = 935,546.22 × 372,015.41
  4. Step 4: Simplify right side
    677,933.90x = 348,037,610,607.25
  5. Step 5: Solve for x
    x = 348,037,610,607.25/677,933.90
  6. Step 6: Final answer
    x = 513,379.86

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1.5x scale

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.