Home / 856,388.24-1,181,799.96-474,406.64

Finding the Fourth Proportional to 856,388.24, 1,181,799.96 and 474,406.64

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Solution

The fourth proportional to 856,388.24, 1,181,799.96 and 474,406.64 is: 654,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,388.24 : 1,181,799.96 = 474,406.64 : x
  2. Step 2: Convert to fraction form
    856,388.24/1,181,799.96 = 474,406.64/x
  3. Step 3: Cross multiply
    856,388.24x = 1,181,799.96 × 474,406.64
  4. Step 4: Simplify right side
    856,388.24x = 560,653,748,175.73
  5. Step 5: Solve for x
    x = 560,653,748,175.73/856,388.24
  6. Step 6: Final answer
    x = 654,672.40

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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.