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Finding the Fourth Proportional to 334,290.71, 461,352.68 and 191,022.91

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Solution

The fourth proportional to 334,290.71, 461,352.68 and 191,022.91 is: 263,629.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,290.71 : 461,352.68 = 191,022.91 : x
  2. Step 2: Convert to fraction form
    334,290.71/461,352.68 = 191,022.91/x
  3. Step 3: Cross multiply
    334,290.71x = 461,352.68 × 191,022.91
  4. Step 4: Simplify right side
    334,290.71x = 88,128,930,077.74
  5. Step 5: Solve for x
    x = 88,128,930,077.74/334,290.71
  6. Step 6: Final answer
    x = 263,629.61

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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.