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Finding the Fourth Proportional to 334,560.84, 461,634.37 and 189,365.91

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Solution

The fourth proportional to 334,560.84, 461,634.37 and 189,365.91 is: 261,291.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,560.84 : 461,634.37 = 189,365.91 : x
  2. Step 2: Convert to fraction form
    334,560.84/461,634.37 = 189,365.91/x
  3. Step 3: Cross multiply
    334,560.84x = 461,634.37 × 189,365.91
  4. Step 4: Simplify right side
    334,560.84x = 87,417,812,562.33
  5. Step 5: Solve for x
    x = 87,417,812,562.33/334,560.84
  6. Step 6: Final answer
    x = 261,291.23

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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.