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Finding the Fourth Proportional to 441,185.33, 661,851.81 and 346,411.69

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Solution

The fourth proportional to 441,185.33, 661,851.81 and 346,411.69 is: 519,675.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,185.33 : 661,851.81 = 346,411.69 : x
  2. Step 2: Convert to fraction form
    441,185.33/661,851.81 = 346,411.69/x
  3. Step 3: Cross multiply
    441,185.33x = 661,851.81 × 346,411.69
  4. Step 4: Simplify right side
    441,185.33x = 229,273,202,377.03
  5. Step 5: Solve for x
    x = 229,273,202,377.03/441,185.33
  6. Step 6: Final answer
    x = 519,675.49

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1.5x scale

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.