Home / 987,736.44-1,363,075.02-535,029.24

Finding the Fourth Proportional to 987,736.44, 1,363,075.02 and 535,029.24

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Solution

The fourth proportional to 987,736.44, 1,363,075.02 and 535,029.24 is: 738,339.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,736.44 : 1,363,075.02 = 535,029.24 : x
  2. Step 2: Convert to fraction form
    987,736.44/1,363,075.02 = 535,029.24/x
  3. Step 3: Cross multiply
    987,736.44x = 1,363,075.02 × 535,029.24
  4. Step 4: Simplify right side
    987,736.44x = 729,284,992,013.59
  5. Step 5: Solve for x
    x = 729,284,992,013.59/987,736.44
  6. Step 6: Final answer
    x = 738,339.66

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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.