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Finding the Fourth Proportional to 264,385.15, 364,851.96 and 151,207.90

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Solution

The fourth proportional to 264,385.15, 364,851.96 and 151,207.90 is: 208,667.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,385.15 : 364,851.96 = 151,207.90 : x
  2. Step 2: Convert to fraction form
    264,385.15/364,851.96 = 151,207.90/x
  3. Step 3: Cross multiply
    264,385.15x = 364,851.96 × 151,207.90
  4. Step 4: Simplify right side
    264,385.15x = 55,168,497,926.44
  5. Step 5: Solve for x
    x = 55,168,497,926.44/264,385.15
  6. Step 6: Final answer
    x = 208,667.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.