Home / 941,422.86-1,411,340.54-408,542.36

Finding the Fourth Proportional to 941,422.86, 1,411,340.54 and 408,542.36

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Solution

The fourth proportional to 941,422.86, 1,411,340.54 and 408,542.36 is: 612,469.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,422.86 : 1,411,340.54 = 408,542.36 : x
  2. Step 2: Convert to fraction form
    941,422.86/1,411,340.54 = 408,542.36/x
  3. Step 3: Cross multiply
    941,422.86x = 1,411,340.54 × 408,542.36
  4. Step 4: Simplify right side
    941,422.86x = 576,592,394,975.27
  5. Step 5: Solve for x
    x = 576,592,394,975.27/941,422.86
  6. Step 6: Final answer
    x = 612,469.08

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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.