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Finding the Fourth Proportional to 297,266, 445,966.92 and 97,603.28

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Solution

The fourth proportional to 297,266, 445,966.92 and 97,603.28 is: 146,427.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,266 : 445,966.92 = 97,603.28 : x
  2. Step 2: Convert to fraction form
    297,266/445,966.92 = 97,603.28/x
  3. Step 3: Cross multiply
    297,266x = 445,966.92 × 97,603.28
  4. Step 4: Simplify right side
    297,266x = 43,527,834,163.50
  5. Step 5: Solve for x
    x = 43,527,834,163.50/297,266
  6. Step 6: Final answer
    x = 146,427.22

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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.