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Finding the Fourth Proportional to 497,429.44, 686,432.64 and 271,070.08

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Solution

The fourth proportional to 497,429.44, 686,432.64 and 271,070.08 is: 374,065.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,429.44 : 686,432.64 = 271,070.08 : x
  2. Step 2: Convert to fraction form
    497,429.44/686,432.64 = 271,070.08/x
  3. Step 3: Cross multiply
    497,429.44x = 686,432.64 × 271,070.08
  4. Step 4: Simplify right side
    497,429.44x = 186,071,350,639.41
  5. Step 5: Solve for x
    x = 186,071,350,639.41/497,429.44
  6. Step 6: Final answer
    x = 374,065.82

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