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Finding the Fourth Proportional to 632,906.80, 873,377.58 and 346,371.46

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Solution

The fourth proportional to 632,906.80, 873,377.58 and 346,371.46 is: 477,974.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,906.80 : 873,377.58 = 346,371.46 : x
  2. Step 2: Convert to fraction form
    632,906.80/873,377.58 = 346,371.46/x
  3. Step 3: Cross multiply
    632,906.80x = 873,377.58 × 346,371.46
  4. Step 4: Simplify right side
    632,906.80x = 302,513,067,515.87
  5. Step 5: Solve for x
    x = 302,513,067,515.87/632,906.80
  6. Step 6: Final answer
    x = 477,974.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.