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Finding the Fourth Proportional to 267,124.11, 400,050.08 and 154,567.11

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Solution

The fourth proportional to 267,124.11, 400,050.08 and 154,567.11 is: 231,482.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,124.11 : 400,050.08 = 154,567.11 : x
  2. Step 2: Convert to fraction form
    267,124.11/400,050.08 = 154,567.11/x
  3. Step 3: Cross multiply
    267,124.11x = 400,050.08 × 154,567.11
  4. Step 4: Simplify right side
    267,124.11x = 61,834,584,720.87
  5. Step 5: Solve for x
    x = 61,834,584,720.87/267,124.11
  6. Step 6: Final answer
    x = 231,482.61

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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.