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Finding the Fourth Proportional to 363,742.17, 501,964.34 and 210,868.99

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Solution

The fourth proportional to 363,742.17, 501,964.34 and 210,868.99 is: 290,999.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,742.17 : 501,964.34 = 210,868.99 : x
  2. Step 2: Convert to fraction form
    363,742.17/501,964.34 = 210,868.99/x
  3. Step 3: Cross multiply
    363,742.17x = 501,964.34 × 210,868.99
  4. Step 4: Simplify right side
    363,742.17x = 105,848,713,391.82
  5. Step 5: Solve for x
    x = 105,848,713,391.82/363,742.17
  6. Step 6: Final answer
    x = 290,999.29

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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.