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Finding the Fourth Proportional to 211,090.74, 291,179.25 and 182,747.22

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Solution

The fourth proportional to 211,090.74, 291,179.25 and 182,747.22 is: 252,082.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,090.74 : 291,179.25 = 182,747.22 : x
  2. Step 2: Convert to fraction form
    211,090.74/291,179.25 = 182,747.22/x
  3. Step 3: Cross multiply
    211,090.74x = 291,179.25 × 182,747.22
  4. Step 4: Simplify right side
    211,090.74x = 53,212,198,459.19
  5. Step 5: Solve for x
    x = 53,212,198,459.19/211,090.74
  6. Step 6: Final answer
    x = 252,082.11

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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.