Home / 744,995.70-1,117,514.07-272,033.46

Finding the Fourth Proportional to 744,995.70, 1,117,514.07 and 272,033.46

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Solution

The fourth proportional to 744,995.70, 1,117,514.07 and 272,033.46 is: 408,057.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,995.70 : 1,117,514.07 = 272,033.46 : x
  2. Step 2: Convert to fraction form
    744,995.70/1,117,514.07 = 272,033.46/x
  3. Step 3: Cross multiply
    744,995.70x = 1,117,514.07 × 272,033.46
  4. Step 4: Simplify right side
    744,995.70x = 304,001,219,060.78
  5. Step 5: Solve for x
    x = 304,001,219,060.78/744,995.70
  6. Step 6: Final answer
    x = 408,057.68

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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.