Home / 851,169.44-1,174,590.24-469,196.12

Finding the Fourth Proportional to 851,169.44, 1,174,590.24 and 469,196.12

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Solution

The fourth proportional to 851,169.44, 1,174,590.24 and 469,196.12 is: 647,477.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,169.44 : 1,174,590.24 = 469,196.12 : x
  2. Step 2: Convert to fraction form
    851,169.44/1,174,590.24 = 469,196.12/x
  3. Step 3: Cross multiply
    851,169.44x = 1,174,590.24 × 469,196.12
  4. Step 4: Simplify right side
    851,169.44x = 551,113,183,197.87
  5. Step 5: Solve for x
    x = 551,113,183,197.87/851,169.44
  6. Step 6: Final answer
    x = 647,477.64

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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.