Home / 537,809.07-742,148.30-296,044.43

Finding the Fourth Proportional to 537,809.07, 742,148.30 and 296,044.43

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Solution

The fourth proportional to 537,809.07, 742,148.30 and 296,044.43 is: 408,525.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,809.07 : 742,148.30 = 296,044.43 : x
  2. Step 2: Convert to fraction form
    537,809.07/742,148.30 = 296,044.43/x
  3. Step 3: Cross multiply
    537,809.07x = 742,148.30 × 296,044.43
  4. Step 4: Simplify right side
    537,809.07x = 219,708,870,448.97
  5. Step 5: Solve for x
    x = 219,708,870,448.97/537,809.07
  6. Step 6: Final answer
    x = 408,525.78

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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.