Home / 873,805.07-1,205,607.37-563,576.38

Finding the Fourth Proportional to 873,805.07, 1,205,607.37 and 563,576.38

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Solution

The fourth proportional to 873,805.07, 1,205,607.37 and 563,576.38 is: 777,578.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,805.07 : 1,205,607.37 = 563,576.38 : x
  2. Step 2: Convert to fraction form
    873,805.07/1,205,607.37 = 563,576.38/x
  3. Step 3: Cross multiply
    873,805.07x = 1,205,607.37 × 563,576.38
  4. Step 4: Simplify right side
    873,805.07x = 679,451,839,116.15
  5. Step 5: Solve for x
    x = 679,451,839,116.15/873,805.07
  6. Step 6: Final answer
    x = 777,578.28

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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.