Home / 613,917.59-847,231.80-341,985.41

Finding the Fourth Proportional to 613,917.59, 847,231.80 and 341,985.41

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Solution

The fourth proportional to 613,917.59, 847,231.80 and 341,985.41 is: 471,954.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,917.59 : 847,231.80 = 341,985.41 : x
  2. Step 2: Convert to fraction form
    613,917.59/847,231.80 = 341,985.41/x
  3. Step 3: Cross multiply
    613,917.59x = 847,231.80 × 341,985.41
  4. Step 4: Simplify right side
    613,917.59x = 289,740,912,778.11
  5. Step 5: Solve for x
    x = 289,740,912,778.11/613,917.59
  6. Step 6: Final answer
    x = 471,954.08

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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.