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Finding the Fourth Proportional to 328,625.88, 453,524.72 and 185,333.64

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Solution

The fourth proportional to 328,625.88, 453,524.72 and 185,333.64 is: 255,772.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,625.88 : 453,524.72 = 185,333.64 : x
  2. Step 2: Convert to fraction form
    328,625.88/453,524.72 = 185,333.64/x
  3. Step 3: Cross multiply
    328,625.88x = 453,524.72 × 185,333.64
  4. Step 4: Simplify right side
    328,625.88x = 84,053,386,260.91
  5. Step 5: Solve for x
    x = 84,053,386,260.91/328,625.88
  6. Step 6: Final answer
    x = 255,772.27

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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.