Home / 581,080.98-801,986.92-484,131.09

Finding the Fourth Proportional to 581,080.98, 801,986.92 and 484,131.09

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Solution

The fourth proportional to 581,080.98, 801,986.92 and 484,131.09 is: 668,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,080.98 : 801,986.92 = 484,131.09 : x
  2. Step 2: Convert to fraction form
    581,080.98/801,986.92 = 484,131.09/x
  3. Step 3: Cross multiply
    581,080.98x = 801,986.92 × 484,131.09
  4. Step 4: Simplify right side
    581,080.98x = 388,266,801,745.34
  5. Step 5: Solve for x
    x = 388,266,801,745.34/581,080.98
  6. Step 6: Final answer
    x = 668,180.19

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1.5x scale

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.