Home / 866,399.32-1,195,657.50-484,494.04

Finding the Fourth Proportional to 866,399.32, 1,195,657.50 and 484,494.04

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Solution

The fourth proportional to 866,399.32, 1,195,657.50 and 484,494.04 is: 668,616.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,399.32 : 1,195,657.50 = 484,494.04 : x
  2. Step 2: Convert to fraction form
    866,399.32/1,195,657.50 = 484,494.04/x
  3. Step 3: Cross multiply
    866,399.32x = 1,195,657.50 × 484,494.04
  4. Step 4: Simplify right side
    866,399.32x = 579,288,932,631.30
  5. Step 5: Solve for x
    x = 579,288,932,631.30/866,399.32
  6. Step 6: Final answer
    x = 668,616.56

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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.