Home / 737,521.20-1,017,798.52-415,243.12

Finding the Fourth Proportional to 737,521.20, 1,017,798.52 and 415,243.12

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Solution

The fourth proportional to 737,521.20, 1,017,798.52 and 415,243.12 is: 573,046.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,521.20 : 1,017,798.52 = 415,243.12 : x
  2. Step 2: Convert to fraction form
    737,521.20/1,017,798.52 = 415,243.12/x
  3. Step 3: Cross multiply
    737,521.20x = 1,017,798.52 × 415,243.12
  4. Step 4: Simplify right side
    737,521.20x = 422,633,832,976.18
  5. Step 5: Solve for x
    x = 422,633,832,976.18/737,521.20
  6. Step 6: Final answer
    x = 573,046.35

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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.