Home / 733,721.80-1,099,545.90-452,403.40

Finding the Fourth Proportional to 733,721.80, 1,099,545.90 and 452,403.40

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Solution

The fourth proportional to 733,721.80, 1,099,545.90 and 452,403.40 is: 677,965.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,721.80 : 1,099,545.90 = 452,403.40 : x
  2. Step 2: Convert to fraction form
    733,721.80/1,099,545.90 = 452,403.40/x
  3. Step 3: Cross multiply
    733,721.80x = 1,099,545.90 × 452,403.40
  4. Step 4: Simplify right side
    733,721.80x = 497,438,303,616.06
  5. Step 5: Solve for x
    x = 497,438,303,616.06/733,721.80
  6. Step 6: Final answer
    x = 677,965.82

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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.