Home / 899,583.80-1,348,545.33-449,913.38

Finding the Fourth Proportional to 899,583.80, 1,348,545.33 and 449,913.38

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Solution

The fourth proportional to 899,583.80, 1,348,545.33 and 449,913.38 is: 674,454.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,583.80 : 1,348,545.33 = 449,913.38 : x
  2. Step 2: Convert to fraction form
    899,583.80/1,348,545.33 = 449,913.38/x
  3. Step 3: Cross multiply
    899,583.80x = 1,348,545.33 × 449,913.38
  4. Step 4: Simplify right side
    899,583.80x = 606,728,587,503.52
  5. Step 5: Solve for x
    x = 606,728,587,503.52/899,583.80
  6. Step 6: Final answer
    x = 674,454.77

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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.