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Finding the Fourth Proportional to 334,704.32, 461,361.12 and 328,068.80

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Solution

The fourth proportional to 334,704.32, 461,361.12 and 328,068.80 is: 452,214.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,704.32 : 461,361.12 = 328,068.80 : x
  2. Step 2: Convert to fraction form
    334,704.32/461,361.12 = 328,068.80/x
  3. Step 3: Cross multiply
    334,704.32x = 461,361.12 × 328,068.80
  4. Step 4: Simplify right side
    334,704.32x = 151,358,189,005.06
  5. Step 5: Solve for x
    x = 151,358,189,005.06/334,704.32
  6. Step 6: Final answer
    x = 452,214.63

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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.