Home / 455,936.22-629,194.08-249,208.87

Finding the Fourth Proportional to 455,936.22, 629,194.08 and 249,208.87

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Solution

The fourth proportional to 455,936.22, 629,194.08 and 249,208.87 is: 343,909.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,936.22 : 629,194.08 = 249,208.87 : x
  2. Step 2: Convert to fraction form
    455,936.22/629,194.08 = 249,208.87/x
  3. Step 3: Cross multiply
    455,936.22x = 629,194.08 × 249,208.87
  4. Step 4: Simplify right side
    455,936.22x = 156,800,745,687.49
  5. Step 5: Solve for x
    x = 156,800,745,687.49/455,936.22
  6. Step 6: Final answer
    x = 343,909.39

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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.