Home / 704,081.37-1,056,166.64-272,004.90

Finding the Fourth Proportional to 704,081.37, 1,056,166.64 and 272,004.90

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Solution

The fourth proportional to 704,081.37, 1,056,166.64 and 272,004.90 is: 408,024.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,081.37 : 1,056,166.64 = 272,004.90 : x
  2. Step 2: Convert to fraction form
    704,081.37/1,056,166.64 = 272,004.90/x
  3. Step 3: Cross multiply
    704,081.37x = 1,056,166.64 × 272,004.90
  4. Step 4: Simplify right side
    704,081.37x = 287,282,501,296.54
  5. Step 5: Solve for x
    x = 287,282,501,296.54/704,081.37
  6. Step 6: Final answer
    x = 408,024.57

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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.