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Finding the Fourth Proportional to 292,202.70, 437,958.45 and 123,722.70

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Solution

The fourth proportional to 292,202.70, 437,958.45 and 123,722.70 is: 185,437.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,202.70 : 437,958.45 = 123,722.70 : x
  2. Step 2: Convert to fraction form
    292,202.70/437,958.45 = 123,722.70/x
  3. Step 3: Cross multiply
    292,202.70x = 437,958.45 × 123,722.70
  4. Step 4: Simplify right side
    292,202.70x = 54,185,401,921.82
  5. Step 5: Solve for x
    x = 54,185,401,921.82/292,202.70
  6. Step 6: Final answer
    x = 185,437.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.