Home / 907,726.86-1,361,792.52-276,689.88

Finding the Fourth Proportional to 907,726.86, 1,361,792.52 and 276,689.88

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Solution

The fourth proportional to 907,726.86, 1,361,792.52 and 276,689.88 is: 415,096.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,726.86 : 1,361,792.52 = 276,689.88 : x
  2. Step 2: Convert to fraction form
    907,726.86/1,361,792.52 = 276,689.88/x
  3. Step 3: Cross multiply
    907,726.86x = 1,361,792.52 × 276,689.88
  4. Step 4: Simplify right side
    907,726.86x = 376,794,208,943.70
  5. Step 5: Solve for x
    x = 376,794,208,943.70/907,726.86
  6. Step 6: Final answer
    x = 415,096.46

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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.