Home / 718,119.34-1,077,425.07-245,136.85

Finding the Fourth Proportional to 718,119.34, 1,077,425.07 and 245,136.85

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Solution

The fourth proportional to 718,119.34, 1,077,425.07 and 245,136.85 is: 367,789.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,119.34 : 1,077,425.07 = 245,136.85 : x
  2. Step 2: Convert to fraction form
    718,119.34/1,077,425.07 = 245,136.85/x
  3. Step 3: Cross multiply
    718,119.34x = 1,077,425.07 × 245,136.85
  4. Step 4: Simplify right side
    718,119.34x = 264,116,587,770.83
  5. Step 5: Solve for x
    x = 264,116,587,770.83/718,119.34
  6. Step 6: Final answer
    x = 367,789.27

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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.