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Finding the Fourth Proportional to 350,999.10, 526,714.65 and 151,415.10

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Solution

The fourth proportional to 350,999.10, 526,714.65 and 151,415.10 is: 227,215.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,999.10 : 526,714.65 = 151,415.10 : x
  2. Step 2: Convert to fraction form
    350,999.10/526,714.65 = 151,415.10/x
  3. Step 3: Cross multiply
    350,999.10x = 526,714.65 × 151,415.10
  4. Step 4: Simplify right side
    350,999.10x = 79,752,551,401.22
  5. Step 5: Solve for x
    x = 79,752,551,401.22/350,999.10
  6. Step 6: Final answer
    x = 227,215.83

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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.