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Finding the Fourth Proportional to 353,433.16, 488,032.06 and 327,790.18

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Solution

The fourth proportional to 353,433.16, 488,032.06 and 327,790.18 is: 452,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,433.16 : 488,032.06 = 327,790.18 : x
  2. Step 2: Convert to fraction form
    353,433.16/488,032.06 = 327,790.18/x
  3. Step 3: Cross multiply
    353,433.16x = 488,032.06 × 327,790.18
  4. Step 4: Simplify right side
    353,433.16x = 159,972,116,793.17
  5. Step 5: Solve for x
    x = 159,972,116,793.17/353,433.16
  6. Step 6: Final answer
    x = 452,623.40

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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.