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Finding the Fourth Proportional to 369,777.60, 510,292.44 and 200,012.40

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Solution

The fourth proportional to 369,777.60, 510,292.44 and 200,012.40 is: 276,016.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,777.60 : 510,292.44 = 200,012.40 : x
  2. Step 2: Convert to fraction form
    369,777.60/510,292.44 = 200,012.40/x
  3. Step 3: Cross multiply
    369,777.60x = 510,292.44 × 200,012.40
  4. Step 4: Simplify right side
    369,777.60x = 102,064,815,626.26
  5. Step 5: Solve for x
    x = 102,064,815,626.26/369,777.60
  6. Step 6: Final answer
    x = 276,016.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.