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Finding the Fourth Proportional to 365,051.10, 547,576.65 and 264,740.70

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Solution

The fourth proportional to 365,051.10, 547,576.65 and 264,740.70 is: 397,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,051.10 : 547,576.65 = 264,740.70 : x
  2. Step 2: Convert to fraction form
    365,051.10/547,576.65 = 264,740.70/x
  3. Step 3: Cross multiply
    365,051.10x = 547,576.65 × 264,740.70
  4. Step 4: Simplify right side
    365,051.10x = 144,965,825,624.66
  5. Step 5: Solve for x
    x = 144,965,825,624.66/365,051.10
  6. Step 6: Final answer
    x = 397,111.05

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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.