Home / 704,079.06-1,056,163.17-272,002.58

Finding the Fourth Proportional to 704,079.06, 1,056,163.17 and 272,002.58

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Solution

The fourth proportional to 704,079.06, 1,056,163.17 and 272,002.58 is: 408,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,079.06 : 1,056,163.17 = 272,002.58 : x
  2. Step 2: Convert to fraction form
    704,079.06/1,056,163.17 = 272,002.58/x
  3. Step 3: Cross multiply
    704,079.06x = 1,056,163.17 × 272,002.58
  4. Step 4: Simplify right side
    704,079.06x = 287,279,111,251.69
  5. Step 5: Solve for x
    x = 287,279,111,251.69/704,079.06
  6. Step 6: Final answer
    x = 408,021.10

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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.