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Finding the Fourth Proportional to 264,950.76, 397,426.14 and 154,065

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Solution

The fourth proportional to 264,950.76, 397,426.14 and 154,065 is: 231,097.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,950.76 : 397,426.14 = 154,065 : x
  2. Step 2: Convert to fraction form
    264,950.76/397,426.14 = 154,065/x
  3. Step 3: Cross multiply
    264,950.76x = 397,426.14 × 154,065
  4. Step 4: Simplify right side
    264,950.76x = 61,229,458,259.10
  5. Step 5: Solve for x
    x = 61,229,458,259.10/264,950.76
  6. Step 6: Final answer
    x = 231,097.50

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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.