Home / 537,919.89-742,334.30-296,211.03

Finding the Fourth Proportional to 537,919.89, 742,334.30 and 296,211.03

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Solution

The fourth proportional to 537,919.89, 742,334.30 and 296,211.03 is: 408,773.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,919.89 : 742,334.30 = 296,211.03 : x
  2. Step 2: Convert to fraction form
    537,919.89/742,334.30 = 296,211.03/x
  3. Step 3: Cross multiply
    537,919.89x = 742,334.30 × 296,211.03
  4. Step 4: Simplify right side
    537,919.89x = 219,887,607,607.33
  5. Step 5: Solve for x
    x = 219,887,607,607.33/537,919.89
  6. Step 6: Final answer
    x = 408,773.89

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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.