Home / 344,975.36-516,888.86-120,211.88

Finding the Fourth Proportional to 344,975.36, 516,888.86 and 120,211.88

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Solution

The fourth proportional to 344,975.36, 516,888.86 and 120,211.88 is: 180,117.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,975.36 : 516,888.86 = 120,211.88 : x
  2. Step 2: Convert to fraction form
    344,975.36/516,888.86 = 120,211.88/x
  3. Step 3: Cross multiply
    344,975.36x = 516,888.86 × 120,211.88
  4. Step 4: Simplify right side
    344,975.36x = 62,136,178,426.15
  5. Step 5: Solve for x
    x = 62,136,178,426.15/344,975.36
  6. Step 6: Final answer
    x = 180,117.73

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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.