Home / 851,184.38-1,174,621.74-469,202.96

Finding the Fourth Proportional to 851,184.38, 1,174,621.74 and 469,202.96

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Solution

The fourth proportional to 851,184.38, 1,174,621.74 and 469,202.96 is: 647,493.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,184.38 : 1,174,621.74 = 469,202.96 : x
  2. Step 2: Convert to fraction form
    851,184.38/1,174,621.74 = 469,202.96/x
  3. Step 3: Cross multiply
    851,184.38x = 1,174,621.74 × 469,202.96
  4. Step 4: Simplify right side
    851,184.38x = 551,135,997,288.35
  5. Step 5: Solve for x
    x = 551,135,997,288.35/851,184.38
  6. Step 6: Final answer
    x = 647,493.08

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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.