Home / 855,633.58-1,180,788.33-468,442.54

Finding the Fourth Proportional to 855,633.58, 1,180,788.33 and 468,442.54

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Solution

The fourth proportional to 855,633.58, 1,180,788.33 and 468,442.54 is: 646,458.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,633.58 : 1,180,788.33 = 468,442.54 : x
  2. Step 2: Convert to fraction form
    855,633.58/1,180,788.33 = 468,442.54/x
  3. Step 3: Cross multiply
    855,633.58x = 1,180,788.33 × 468,442.54
  4. Step 4: Simplify right side
    855,633.58x = 553,131,487,740.20
  5. Step 5: Solve for x
    x = 553,131,487,740.20/855,633.58
  6. Step 6: Final answer
    x = 646,458.37

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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.