Home / 634,820.64-952,234.08-214,100.16

Finding the Fourth Proportional to 634,820.64, 952,234.08 and 214,100.16

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Solution

The fourth proportional to 634,820.64, 952,234.08 and 214,100.16 is: 321,151.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,820.64 : 952,234.08 = 214,100.16 : x
  2. Step 2: Convert to fraction form
    634,820.64/952,234.08 = 214,100.16/x
  3. Step 3: Cross multiply
    634,820.64x = 952,234.08 × 214,100.16
  4. Step 4: Simplify right side
    634,820.64x = 203,873,468,885.45
  5. Step 5: Solve for x
    x = 203,873,468,885.45/634,820.64
  6. Step 6: Final answer
    x = 321,151.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.