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Finding the Fourth Proportional to 334,366.65, 461,425.95 and 191,129.76

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Solution

The fourth proportional to 334,366.65, 461,425.95 and 191,129.76 is: 263,759.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,366.65 : 461,425.95 = 191,129.76 : x
  2. Step 2: Convert to fraction form
    334,366.65/461,425.95 = 191,129.76/x
  3. Step 3: Cross multiply
    334,366.65x = 461,425.95 × 191,129.76
  4. Step 4: Simplify right side
    334,366.65x = 88,192,231,081.27
  5. Step 5: Solve for x
    x = 88,192,231,081.27/334,366.65
  6. Step 6: Final answer
    x = 263,759.05

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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.