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Finding the Fourth Proportional to 450,907.22, 676,393.64 and 151,385.27

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Solution

The fourth proportional to 450,907.22, 676,393.64 and 151,385.27 is: 227,088.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,907.22 : 676,393.64 = 151,385.27 : x
  2. Step 2: Convert to fraction form
    450,907.22/676,393.64 = 151,385.27/x
  3. Step 3: Cross multiply
    450,907.22x = 676,393.64 × 151,385.27
  4. Step 4: Simplify right side
    450,907.22x = 102,396,029,678.79
  5. Step 5: Solve for x
    x = 102,396,029,678.79/450,907.22
  6. Step 6: Final answer
    x = 227,088.91

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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.