Home / 855,627.62-1,180,780.06-468,436.55

Finding the Fourth Proportional to 855,627.62, 1,180,780.06 and 468,436.55

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Solution

The fourth proportional to 855,627.62, 1,180,780.06 and 468,436.55 is: 646,450.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,627.62 : 1,180,780.06 = 468,436.55 : x
  2. Step 2: Convert to fraction form
    855,627.62/1,180,780.06 = 468,436.55/x
  3. Step 3: Cross multiply
    855,627.62x = 1,180,780.06 × 468,436.55
  4. Step 4: Simplify right side
    855,627.62x = 553,120,530,540.20
  5. Step 5: Solve for x
    x = 553,120,530,540.20/855,627.62
  6. Step 6: Final answer
    x = 646,450.07

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1.5x scale

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.