Home / 723,493.53-1,085,395.82-243,769

Finding the Fourth Proportional to 723,493.53, 1,085,395.82 and 243,769

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Solution

The fourth proportional to 723,493.53, 1,085,395.82 and 243,769 is: 365,705.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,493.53 : 1,085,395.82 = 243,769 : x
  2. Step 2: Convert to fraction form
    723,493.53/1,085,395.82 = 243,769/x
  3. Step 3: Cross multiply
    723,493.53x = 1,085,395.82 × 243,769
  4. Step 4: Simplify right side
    723,493.53x = 264,585,853,645.58
  5. Step 5: Solve for x
    x = 264,585,853,645.58/723,493.53
  6. Step 6: Final answer
    x = 365,705.90

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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.