Home / 539,068.46-743,919.66-297,361.22

Finding the Fourth Proportional to 539,068.46, 743,919.66 and 297,361.22

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Solution

The fourth proportional to 539,068.46, 743,919.66 and 297,361.22 is: 410,361.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,068.46 : 743,919.66 = 297,361.22 : x
  2. Step 2: Convert to fraction form
    539,068.46/743,919.66 = 297,361.22/x
  3. Step 3: Cross multiply
    539,068.46x = 743,919.66 × 297,361.22
  4. Step 4: Simplify right side
    539,068.46x = 221,212,857,679.59
  5. Step 5: Solve for x
    x = 221,212,857,679.59/539,068.46
  6. Step 6: Final answer
    x = 410,361.34

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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.