Home / 441,976.30-609,931.55-250,991.07

Finding the Fourth Proportional to 441,976.30, 609,931.55 and 250,991.07

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Solution

The fourth proportional to 441,976.30, 609,931.55 and 250,991.07 is: 346,370.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,976.30 : 609,931.55 = 250,991.07 : x
  2. Step 2: Convert to fraction form
    441,976.30/609,931.55 = 250,991.07/x
  3. Step 3: Cross multiply
    441,976.30x = 609,931.55 × 250,991.07
  4. Step 4: Simplify right side
    441,976.30x = 153,087,372,361.26
  5. Step 5: Solve for x
    x = 153,087,372,361.26/441,976.30
  6. Step 6: Final answer
    x = 346,370.09

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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.