Home / 344,153.86-516,559.16-211,293.62

Finding the Fourth Proportional to 344,153.86, 516,559.16 and 211,293.62

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Solution

The fourth proportional to 344,153.86, 516,559.16 and 211,293.62 is: 317,142.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,153.86 : 516,559.16 = 211,293.62 : x
  2. Step 2: Convert to fraction form
    344,153.86/516,559.16 = 211,293.62/x
  3. Step 3: Cross multiply
    344,153.86x = 516,559.16 × 211,293.62
  4. Step 4: Simplify right side
    344,153.86x = 109,145,654,860.56
  5. Step 5: Solve for x
    x = 109,145,654,860.56/344,153.86
  6. Step 6: Final answer
    x = 317,142.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.