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Finding the Fourth Proportional to 504,705.87, 757,134.66 and 163,035.24

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Solution

The fourth proportional to 504,705.87, 757,134.66 and 163,035.24 is: 244,577.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,705.87 : 757,134.66 = 163,035.24 : x
  2. Step 2: Convert to fraction form
    504,705.87/757,134.66 = 163,035.24/x
  3. Step 3: Cross multiply
    504,705.87x = 757,134.66 × 163,035.24
  4. Step 4: Simplify right side
    504,705.87x = 123,439,631,005.42
  5. Step 5: Solve for x
    x = 123,439,631,005.42/504,705.87
  6. Step 6: Final answer
    x = 244,577.36

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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.