Home / 634,525.20-875,717.96-379,876.24

Finding the Fourth Proportional to 634,525.20, 875,717.96 and 379,876.24

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Solution

The fourth proportional to 634,525.20, 875,717.96 and 379,876.24 is: 524,273.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,525.20 : 875,717.96 = 379,876.24 : x
  2. Step 2: Convert to fraction form
    634,525.20/875,717.96 = 379,876.24/x
  3. Step 3: Cross multiply
    634,525.20x = 875,717.96 × 379,876.24
  4. Step 4: Simplify right side
    634,525.20x = 332,664,445,945.27
  5. Step 5: Solve for x
    x = 332,664,445,945.27/634,525.20
  6. Step 6: Final answer
    x = 524,273.02

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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.