Home / 784,189.22-1,175,809.52-351,827.52

Finding the Fourth Proportional to 784,189.22, 1,175,809.52 and 351,827.52

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Solution

The fourth proportional to 784,189.22, 1,175,809.52 and 351,827.52 is: 527,528.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,189.22 : 1,175,809.52 = 351,827.52 : x
  2. Step 2: Convert to fraction form
    784,189.22/1,175,809.52 = 351,827.52/x
  3. Step 3: Cross multiply
    784,189.22x = 1,175,809.52 × 351,827.52
  4. Step 4: Simplify right side
    784,189.22x = 413,682,147,413.99
  5. Step 5: Solve for x
    x = 413,682,147,413.99/784,189.22
  6. Step 6: Final answer
    x = 527,528.48

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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.