Home / 771,638.06-1,159,231-544,456.56

Finding the Fourth Proportional to 771,638.06, 1,159,231 and 544,456.56

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Solution

The fourth proportional to 771,638.06, 1,159,231 and 544,456.56 is: 817,936.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,638.06 : 1,159,231 = 544,456.56 : x
  2. Step 2: Convert to fraction form
    771,638.06/1,159,231 = 544,456.56/x
  3. Step 3: Cross multiply
    771,638.06x = 1,159,231 × 544,456.56
  4. Step 4: Simplify right side
    771,638.06x = 631,150,922,505.36
  5. Step 5: Solve for x
    x = 631,150,922,505.36/771,638.06
  6. Step 6: Final answer
    x = 817,936.49

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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.