Home / 926,201.80-1,388,525.10-482,969.80

Finding the Fourth Proportional to 926,201.80, 1,388,525.10 and 482,969.80

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Solution

The fourth proportional to 926,201.80, 1,388,525.10 and 482,969.80 is: 724,049.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,201.80 : 1,388,525.10 = 482,969.80 : x
  2. Step 2: Convert to fraction form
    926,201.80/1,388,525.10 = 482,969.80/x
  3. Step 3: Cross multiply
    926,201.80x = 1,388,525.10 × 482,969.80
  4. Step 4: Simplify right side
    926,201.80x = 670,615,689,841.98
  5. Step 5: Solve for x
    x = 670,615,689,841.98/926,201.80
  6. Step 6: Final answer
    x = 724,049.22

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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.