Home / 1,253,483.07-1,729,846.31-709,608.98

Finding the Fourth Proportional to 1,253,483.07, 1,729,846.31 and 709,608.98

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Solution

The fourth proportional to 1,253,483.07, 1,729,846.31 and 709,608.98 is: 979,282.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,483.07 : 1,729,846.31 = 709,608.98 : x
  2. Step 2: Convert to fraction form
    1,253,483.07/1,729,846.31 = 709,608.98/x
  3. Step 3: Cross multiply
    1,253,483.07x = 1,729,846.31 × 709,608.98
  4. Step 4: Simplify right side
    1,253,483.07x = 1,227,514,463,398.59
  5. Step 5: Solve for x
    x = 1,227,514,463,398.59/1,253,483.07
  6. Step 6: Final answer
    x = 979,282.84

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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.