Home / 402,961.26-556,105.23-233,162.46

Finding the Fourth Proportional to 402,961.26, 556,105.23 and 233,162.46

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Solution

The fourth proportional to 402,961.26, 556,105.23 and 233,162.46 is: 321,775.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,961.26 : 556,105.23 = 233,162.46 : x
  2. Step 2: Convert to fraction form
    402,961.26/556,105.23 = 233,162.46/x
  3. Step 3: Cross multiply
    402,961.26x = 556,105.23 × 233,162.46
  4. Step 4: Simplify right side
    402,961.26x = 129,662,863,445.67
  5. Step 5: Solve for x
    x = 129,662,863,445.67/402,961.26
  6. Step 6: Final answer
    x = 321,775.01

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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.