Home / 881,026.08-1,321,962.48-481,650.72

Finding the Fourth Proportional to 881,026.08, 1,321,962.48 and 481,650.72

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Solution

The fourth proportional to 881,026.08, 1,321,962.48 and 481,650.72 is: 722,707.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,026.08 : 1,321,962.48 = 481,650.72 : x
  2. Step 2: Convert to fraction form
    881,026.08/1,321,962.48 = 481,650.72/x
  3. Step 3: Cross multiply
    881,026.08x = 1,321,962.48 × 481,650.72
  4. Step 4: Simplify right side
    881,026.08x = 636,724,180,304.99
  5. Step 5: Solve for x
    x = 636,724,180,304.99/881,026.08
  6. Step 6: Final answer
    x = 722,707.53

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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.