Home / 334,781.79-462,027.36-189,613.40

Finding the Fourth Proportional to 334,781.79, 462,027.36 and 189,613.40

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Solution

The fourth proportional to 334,781.79, 462,027.36 and 189,613.40 is: 261,682.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,781.79 : 462,027.36 = 189,613.40 : x
  2. Step 2: Convert to fraction form
    334,781.79/462,027.36 = 189,613.40/x
  3. Step 3: Cross multiply
    334,781.79x = 462,027.36 × 189,613.40
  4. Step 4: Simplify right side
    334,781.79x = 87,606,577,023.54
  5. Step 5: Solve for x
    x = 87,606,577,023.54/334,781.79
  6. Step 6: Final answer
    x = 261,682.63

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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.