Home / 730,549.80-1,095,912.18-309,771

Finding the Fourth Proportional to 730,549.80, 1,095,912.18 and 309,771

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Solution

The fourth proportional to 730,549.80, 1,095,912.18 and 309,771 is: 464,693.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,549.80 : 1,095,912.18 = 309,771 : x
  2. Step 2: Convert to fraction form
    730,549.80/1,095,912.18 = 309,771/x
  3. Step 3: Cross multiply
    730,549.80x = 1,095,912.18 × 309,771
  4. Step 4: Simplify right side
    730,549.80x = 339,481,811,910.78
  5. Step 5: Solve for x
    x = 339,481,811,910.78/730,549.80
  6. Step 6: Final answer
    x = 464,693.59

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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.