Home / 832,105.50-1,247,949.45-232,911.42

Finding the Fourth Proportional to 832,105.50, 1,247,949.45 and 232,911.42

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Solution

The fourth proportional to 832,105.50, 1,247,949.45 and 232,911.42 is: 349,308.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,105.50 : 1,247,949.45 = 232,911.42 : x
  2. Step 2: Convert to fraction form
    832,105.50/1,247,949.45 = 232,911.42/x
  3. Step 3: Cross multiply
    832,105.50x = 1,247,949.45 × 232,911.42
  4. Step 4: Simplify right side
    832,105.50x = 290,661,678,487.72
  5. Step 5: Solve for x
    x = 290,661,678,487.72/832,105.50
  6. Step 6: Final answer
    x = 349,308.69

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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.