Home / 819,833.95-1,131,897.27-514,329.22

Finding the Fourth Proportional to 819,833.95, 1,131,897.27 and 514,329.22

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Solution

The fourth proportional to 819,833.95, 1,131,897.27 and 514,329.22 is: 710,104.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,833.95 : 1,131,897.27 = 514,329.22 : x
  2. Step 2: Convert to fraction form
    819,833.95/1,131,897.27 = 514,329.22/x
  3. Step 3: Cross multiply
    819,833.95x = 1,131,897.27 × 514,329.22
  4. Step 4: Simplify right side
    819,833.95x = 582,167,839,999.23
  5. Step 5: Solve for x
    x = 582,167,839,999.23/819,833.95
  6. Step 6: Final answer
    x = 710,104.58

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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.