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Finding the Fourth Proportional to 526,421.34, 789,632.10 and 147,397.86

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Solution

The fourth proportional to 526,421.34, 789,632.10 and 147,397.86 is: 221,096.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,421.34 : 789,632.10 = 147,397.86 : x
  2. Step 2: Convert to fraction form
    526,421.34/789,632.10 = 147,397.86/x
  3. Step 3: Cross multiply
    526,421.34x = 789,632.10 × 147,397.86
  4. Step 4: Simplify right side
    526,421.34x = 116,390,081,727.31
  5. Step 5: Solve for x
    x = 116,390,081,727.31/526,421.34
  6. Step 6: Final answer
    x = 221,096.82

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