Home / 460,941.57-636,141.14-279,699.41

Finding the Fourth Proportional to 460,941.57, 636,141.14 and 279,699.41

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Solution

The fourth proportional to 460,941.57, 636,141.14 and 279,699.41 is: 386,010.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,941.57 : 636,141.14 = 279,699.41 : x
  2. Step 2: Convert to fraction form
    460,941.57/636,141.14 = 279,699.41/x
  3. Step 3: Cross multiply
    460,941.57x = 636,141.14 × 279,699.41
  4. Step 4: Simplify right side
    460,941.57x = 177,928,301,726.58
  5. Step 5: Solve for x
    x = 177,928,301,726.58/460,941.57
  6. Step 6: Final answer
    x = 386,010.53

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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.