Home / 767,127.54-1,059,090.15-682,009.50

Finding the Fourth Proportional to 767,127.54, 1,059,090.15 and 682,009.50

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Solution

The fourth proportional to 767,127.54, 1,059,090.15 and 682,009.50 is: 941,576.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,127.54 : 1,059,090.15 = 682,009.50 : x
  2. Step 2: Convert to fraction form
    767,127.54/1,059,090.15 = 682,009.50/x
  3. Step 3: Cross multiply
    767,127.54x = 1,059,090.15 × 682,009.50
  4. Step 4: Simplify right side
    767,127.54x = 722,309,543,656.43
  5. Step 5: Solve for x
    x = 722,309,543,656.43/767,127.54
  6. Step 6: Final answer
    x = 941,576.86

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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.