Home / 634,712.82-875,903.67-362,786.55

Finding the Fourth Proportional to 634,712.82, 875,903.67 and 362,786.55

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Solution

The fourth proportional to 634,712.82, 875,903.67 and 362,786.55 is: 500,645.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,712.82 : 875,903.67 = 362,786.55 : x
  2. Step 2: Convert to fraction form
    634,712.82/875,903.67 = 362,786.55/x
  3. Step 3: Cross multiply
    634,712.82x = 875,903.67 × 362,786.55
  4. Step 4: Simplify right side
    634,712.82x = 317,766,070,571.64
  5. Step 5: Solve for x
    x = 317,766,070,571.64/634,712.82
  6. Step 6: Final answer
    x = 500,645.43

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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.