Home / 898,983.44-1,240,634.86-517,010.52

Finding the Fourth Proportional to 898,983.44, 1,240,634.86 and 517,010.52

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Solution

The fourth proportional to 898,983.44, 1,240,634.86 and 517,010.52 is: 713,496.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,983.44 : 1,240,634.86 = 517,010.52 : x
  2. Step 2: Convert to fraction form
    898,983.44/1,240,634.86 = 517,010.52/x
  3. Step 3: Cross multiply
    898,983.44x = 1,240,634.86 × 517,010.52
  4. Step 4: Simplify right side
    898,983.44x = 641,421,274,098.73
  5. Step 5: Solve for x
    x = 641,421,274,098.73/898,983.44
  6. Step 6: Final answer
    x = 713,496.21

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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.