Home / 410,828.20-616,328.70-233,189.80

Finding the Fourth Proportional to 410,828.20, 616,328.70 and 233,189.80

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Solution

The fourth proportional to 410,828.20, 616,328.70 and 233,189.80 is: 349,833.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,828.20 : 616,328.70 = 233,189.80 : x
  2. Step 2: Convert to fraction form
    410,828.20/616,328.70 = 233,189.80/x
  3. Step 3: Cross multiply
    410,828.20x = 616,328.70 × 233,189.80
  4. Step 4: Simplify right side
    410,828.20x = 143,721,566,287.26
  5. Step 5: Solve for x
    x = 143,721,566,287.26/410,828.20
  6. Step 6: Final answer
    x = 349,833.74

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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.