Home / 773,636.48-1,160,469.05-268,213.93

Finding the Fourth Proportional to 773,636.48, 1,160,469.05 and 268,213.93

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Solution

The fourth proportional to 773,636.48, 1,160,469.05 and 268,213.93 is: 402,325.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,636.48 : 1,160,469.05 = 268,213.93 : x
  2. Step 2: Convert to fraction form
    773,636.48/1,160,469.05 = 268,213.93/x
  3. Step 3: Cross multiply
    773,636.48x = 1,160,469.05 × 268,213.93
  4. Step 4: Simplify right side
    773,636.48x = 311,253,964,543.87
  5. Step 5: Solve for x
    x = 311,253,964,543.87/773,636.48
  6. Step 6: Final answer
    x = 402,325.86

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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.