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Finding the Fourth Proportional to 497,541.82, 686,609.74 and 282,693.67

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Solution

The fourth proportional to 497,541.82, 686,609.74 and 282,693.67 is: 390,118.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,541.82 : 686,609.74 = 282,693.67 : x
  2. Step 2: Convert to fraction form
    497,541.82/686,609.74 = 282,693.67/x
  3. Step 3: Cross multiply
    497,541.82x = 686,609.74 × 282,693.67
  4. Step 4: Simplify right side
    497,541.82x = 194,100,227,258.35
  5. Step 5: Solve for x
    x = 194,100,227,258.35/497,541.82
  6. Step 6: Final answer
    x = 390,118.42

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