Home / 341,327.60-471,043.40-186,287.36

Finding the Fourth Proportional to 341,327.60, 471,043.40 and 186,287.36

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Solution

The fourth proportional to 341,327.60, 471,043.40 and 186,287.36 is: 257,082.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,327.60 : 471,043.40 = 186,287.36 : x
  2. Step 2: Convert to fraction form
    341,327.60/471,043.40 = 186,287.36/x
  3. Step 3: Cross multiply
    341,327.60x = 471,043.40 × 186,287.36
  4. Step 4: Simplify right side
    341,327.60x = 87,749,431,431.42
  5. Step 5: Solve for x
    x = 87,749,431,431.42/341,327.60
  6. Step 6: Final answer
    x = 257,082.73

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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.