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Finding the Fourth Proportional to 450,957.80, 676,498.82 and 151,523.93

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Solution

The fourth proportional to 450,957.80, 676,498.82 and 151,523.93 is: 227,306.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,957.80 : 676,498.82 = 151,523.93 : x
  2. Step 2: Convert to fraction form
    450,957.80/676,498.82 = 151,523.93/x
  3. Step 3: Cross multiply
    450,957.80x = 676,498.82 × 151,523.93
  4. Step 4: Simplify right side
    450,957.80x = 102,505,755,706.65
  5. Step 5: Solve for x
    x = 102,505,755,706.65/450,957.80
  6. Step 6: Final answer
    x = 227,306.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.