Home / 755,619.76-1,042,717.84-416,024.56

Finding the Fourth Proportional to 755,619.76, 1,042,717.84 and 416,024.56

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Solution

The fourth proportional to 755,619.76, 1,042,717.84 and 416,024.56 is: 574,093.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,619.76 : 1,042,717.84 = 416,024.56 : x
  2. Step 2: Convert to fraction form
    755,619.76/1,042,717.84 = 416,024.56/x
  3. Step 3: Cross multiply
    755,619.76x = 1,042,717.84 × 416,024.56
  4. Step 4: Simplify right side
    755,619.76x = 433,796,230,590.15
  5. Step 5: Solve for x
    x = 433,796,230,590.15/755,619.76
  6. Step 6: Final answer
    x = 574,093.29

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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.