Home / 537,939.95-742,357.04-296,221.92

Finding the Fourth Proportional to 537,939.95, 742,357.04 and 296,221.92

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Solution

The fourth proportional to 537,939.95, 742,357.04 and 296,221.92 is: 408,786.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,939.95 : 742,357.04 = 296,221.92 : x
  2. Step 2: Convert to fraction form
    537,939.95/742,357.04 = 296,221.92/x
  3. Step 3: Cross multiply
    537,939.95x = 742,357.04 × 296,221.92
  4. Step 4: Simplify right side
    537,939.95x = 219,902,428,454.87
  5. Step 5: Solve for x
    x = 219,902,428,454.87/537,939.95
  6. Step 6: Final answer
    x = 408,786.20

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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.