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Finding the Fourth Proportional to 307,992.34, 461,344.08 and 247,694.88

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Solution

The fourth proportional to 307,992.34, 461,344.08 and 247,694.88 is: 371,024.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,992.34 : 461,344.08 = 247,694.88 : x
  2. Step 2: Convert to fraction form
    307,992.34/461,344.08 = 247,694.88/x
  3. Step 3: Cross multiply
    307,992.34x = 461,344.08 × 247,694.88
  4. Step 4: Simplify right side
    307,992.34x = 114,272,566,534.31
  5. Step 5: Solve for x
    x = 114,272,566,534.31/307,992.34
  6. Step 6: Final answer
    x = 371,024.05

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1.5x scale

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.