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Finding the Fourth Proportional to 367,051.64, 550,511.64 and 100,777.10

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Solution

The fourth proportional to 367,051.64, 550,511.64 and 100,777.10 is: 151,147.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,051.64 : 550,511.64 = 100,777.10 : x
  2. Step 2: Convert to fraction form
    367,051.64/550,511.64 = 100,777.10/x
  3. Step 3: Cross multiply
    367,051.64x = 550,511.64 × 100,777.10
  4. Step 4: Simplify right side
    367,051.64x = 55,478,966,595.44
  5. Step 5: Solve for x
    x = 55,478,966,595.44/367,051.64
  6. Step 6: Final answer
    x = 151,147.58

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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.