Home / 677,944.15-935,531.24-372,012.82

Finding the Fourth Proportional to 677,944.15, 935,531.24 and 372,012.82

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Solution

The fourth proportional to 677,944.15, 935,531.24 and 372,012.82 is: 513,360.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,944.15 : 935,531.24 = 372,012.82 : x
  2. Step 2: Convert to fraction form
    677,944.15/935,531.24 = 372,012.82/x
  3. Step 3: Cross multiply
    677,944.15x = 935,531.24 × 372,012.82
  4. Step 4: Simplify right side
    677,944.15x = 348,029,610,591.61
  5. Step 5: Solve for x
    x = 348,029,610,591.61/677,944.15
  6. Step 6: Final answer
    x = 513,360.30

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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.