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Finding the Fourth Proportional to 531,213.76, 733,075 and 292,749.76

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Solution

The fourth proportional to 531,213.76, 733,075 and 292,749.76 is: 403,994.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,213.76 : 733,075 = 292,749.76 : x
  2. Step 2: Convert to fraction form
    531,213.76/733,075 = 292,749.76/x
  3. Step 3: Cross multiply
    531,213.76x = 733,075 × 292,749.76
  4. Step 4: Simplify right side
    531,213.76x = 214,607,530,312
  5. Step 5: Solve for x
    x = 214,607,530,312/531,213.76
  6. Step 6: Final answer
    x = 403,994.67

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