Home / 452,912.42-679,480.01-225,315.52

Finding the Fourth Proportional to 452,912.42, 679,480.01 and 225,315.52

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Solution

The fourth proportional to 452,912.42, 679,480.01 and 225,315.52 is: 338,028.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,912.42 : 679,480.01 = 225,315.52 : x
  2. Step 2: Convert to fraction form
    452,912.42/679,480.01 = 225,315.52/x
  3. Step 3: Cross multiply
    452,912.42x = 679,480.01 × 225,315.52
  4. Step 4: Simplify right side
    452,912.42x = 153,097,391,782.76
  5. Step 5: Solve for x
    x = 153,097,391,782.76/452,912.42
  6. Step 6: Final answer
    x = 338,028.69

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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.