Home / 634,170.03-875,163.15-347,689.41

Finding the Fourth Proportional to 634,170.03, 875,163.15 and 347,689.41

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Solution

The fourth proportional to 634,170.03, 875,163.15 and 347,689.41 is: 479,816.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,170.03 : 875,163.15 = 347,689.41 : x
  2. Step 2: Convert to fraction form
    634,170.03/875,163.15 = 347,689.41/x
  3. Step 3: Cross multiply
    634,170.03x = 875,163.15 × 347,689.41
  4. Step 4: Simplify right side
    634,170.03x = 304,284,959,277.24
  5. Step 5: Solve for x
    x = 304,284,959,277.24/634,170.03
  6. Step 6: Final answer
    x = 479,816.05

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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.