Home / 855,611.57-1,180,744.31-468,452.08

Finding the Fourth Proportional to 855,611.57, 1,180,744.31 and 468,452.08

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Solution

The fourth proportional to 855,611.57, 1,180,744.31 and 468,452.08 is: 646,464.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,611.57 : 1,180,744.31 = 468,452.08 : x
  2. Step 2: Convert to fraction form
    855,611.57/1,180,744.31 = 468,452.08/x
  3. Step 3: Cross multiply
    855,611.57x = 1,180,744.31 × 468,452.08
  4. Step 4: Simplify right side
    855,611.57x = 553,122,130,614.73
  5. Step 5: Solve for x
    x = 553,122,130,614.73/855,611.57
  6. Step 6: Final answer
    x = 646,464.06

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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.