Home / 550,042.40-824,948.40-269,760.80

Finding the Fourth Proportional to 550,042.40, 824,948.40 and 269,760.80

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Solution

The fourth proportional to 550,042.40, 824,948.40 and 269,760.80 is: 404,584.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,042.40 : 824,948.40 = 269,760.80 : x
  2. Step 2: Convert to fraction form
    550,042.40/824,948.40 = 269,760.80/x
  3. Step 3: Cross multiply
    550,042.40x = 824,948.40 × 269,760.80
  4. Step 4: Simplify right side
    550,042.40x = 222,538,740,342.72
  5. Step 5: Solve for x
    x = 222,538,740,342.72/550,042.40
  6. Step 6: Final answer
    x = 404,584.70

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1.5x scale

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.