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Finding the Fourth Proportional to 334,168.32, 461,151.36 and 190,972.80

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Solution

The fourth proportional to 334,168.32, 461,151.36 and 190,972.80 is: 263,541.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,168.32 : 461,151.36 = 190,972.80 : x
  2. Step 2: Convert to fraction form
    334,168.32/461,151.36 = 190,972.80/x
  3. Step 3: Cross multiply
    334,168.32x = 461,151.36 × 190,972.80
  4. Step 4: Simplify right side
    334,168.32x = 88,067,366,443.01
  5. Step 5: Solve for x
    x = 88,067,366,443.01/334,168.32
  6. Step 6: Final answer
    x = 263,541.94

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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.