Home / 634,256.22-951,238.76-378,161.26

Finding the Fourth Proportional to 634,256.22, 951,238.76 and 378,161.26

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Solution

The fourth proportional to 634,256.22, 951,238.76 and 378,161.26 is: 567,155.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,256.22 : 951,238.76 = 378,161.26 : x
  2. Step 2: Convert to fraction form
    634,256.22/951,238.76 = 378,161.26/x
  3. Step 3: Cross multiply
    634,256.22x = 951,238.76 × 378,161.26
  4. Step 4: Simplify right side
    634,256.22x = 359,721,643,773.53
  5. Step 5: Solve for x
    x = 359,721,643,773.53/634,256.22
  6. Step 6: Final answer
    x = 567,155.09

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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.