Home / 366,904.35-550,411.20-130,227.21

Finding the Fourth Proportional to 366,904.35, 550,411.20 and 130,227.21

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Solution

The fourth proportional to 366,904.35, 550,411.20 and 130,227.21 is: 195,360.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,904.35 : 550,411.20 = 130,227.21 : x
  2. Step 2: Convert to fraction form
    366,904.35/550,411.20 = 130,227.21/x
  3. Step 3: Cross multiply
    366,904.35x = 550,411.20 × 130,227.21
  4. Step 4: Simplify right side
    366,904.35x = 71,678,514,928.75
  5. Step 5: Solve for x
    x = 71,678,514,928.75/366,904.35
  6. Step 6: Final answer
    x = 195,360.22

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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.