Home / 537,939.32-742,356.19-296,221.29

Finding the Fourth Proportional to 537,939.32, 742,356.19 and 296,221.29

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Solution

The fourth proportional to 537,939.32, 742,356.19 and 296,221.29 is: 408,785.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,939.32 : 742,356.19 = 296,221.29 : x
  2. Step 2: Convert to fraction form
    537,939.32/742,356.19 = 296,221.29/x
  3. Step 3: Cross multiply
    537,939.32x = 742,356.19 × 296,221.29
  4. Step 4: Simplify right side
    537,939.32x = 219,901,706,760.18
  5. Step 5: Solve for x
    x = 219,901,706,760.18/537,939.32
  6. Step 6: Final answer
    x = 408,785.34

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1.5x scale

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.