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Finding the Fourth Proportional to 353,380.32, 529,957.44 and 116,678.88

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Solution

The fourth proportional to 353,380.32, 529,957.44 and 116,678.88 is: 174,981.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,380.32 : 529,957.44 = 116,678.88 : x
  2. Step 2: Convert to fraction form
    353,380.32/529,957.44 = 116,678.88/x
  3. Step 3: Cross multiply
    353,380.32x = 529,957.44 × 116,678.88
  4. Step 4: Simplify right side
    353,380.32x = 61,834,840,546.87
  5. Step 5: Solve for x
    x = 61,834,840,546.87/353,380.32
  6. Step 6: Final answer
    x = 174,981.00

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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.