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Finding the Fourth Proportional to 634,600.41, 875,422.44 and 416,777.85

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Solution

The fourth proportional to 634,600.41, 875,422.44 and 416,777.85 is: 574,939.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,600.41 : 875,422.44 = 416,777.85 : x
  2. Step 2: Convert to fraction form
    634,600.41/875,422.44 = 416,777.85/x
  3. Step 3: Cross multiply
    634,600.41x = 875,422.44 × 416,777.85
  4. Step 4: Simplify right side
    634,600.41x = 364,856,682,384.95
  5. Step 5: Solve for x
    x = 364,856,682,384.95/634,600.41
  6. Step 6: Final answer
    x = 574,939.25

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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.