Home / 805,622.73-1,111,757.94-461,569.95

Finding the Fourth Proportional to 805,622.73, 1,111,757.94 and 461,569.95

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Solution

The fourth proportional to 805,622.73, 1,111,757.94 and 461,569.95 is: 636,965.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,622.73 : 1,111,757.94 = 461,569.95 : x
  2. Step 2: Convert to fraction form
    805,622.73/1,111,757.94 = 461,569.95/x
  3. Step 3: Cross multiply
    805,622.73x = 1,111,757.94 × 461,569.95
  4. Step 4: Simplify right side
    805,622.73x = 513,154,056,777.90
  5. Step 5: Solve for x
    x = 513,154,056,777.90/805,622.73
  6. Step 6: Final answer
    x = 636,965.71

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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.