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Finding the Fourth Proportional to 370,961.99, 511,928.45 and 201,196.12

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Solution

The fourth proportional to 370,961.99, 511,928.45 and 201,196.12 is: 277,651.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,961.99 : 511,928.45 = 201,196.12 : x
  2. Step 2: Convert to fraction form
    370,961.99/511,928.45 = 201,196.12/x
  3. Step 3: Cross multiply
    370,961.99x = 511,928.45 × 201,196.12
  4. Step 4: Simplify right side
    370,961.99x = 102,998,018,417.89
  5. Step 5: Solve for x
    x = 102,998,018,417.89/370,961.99
  6. Step 6: Final answer
    x = 277,651.13

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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.