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Finding the Fourth Proportional to 652,040.08, 978,052.20 and 178,725.04

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Solution

The fourth proportional to 652,040.08, 978,052.20 and 178,725.04 is: 268,085.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,040.08 : 978,052.20 = 178,725.04 : x
  2. Step 2: Convert to fraction form
    652,040.08/978,052.20 = 178,725.04/x
  3. Step 3: Cross multiply
    652,040.08x = 978,052.20 × 178,725.04
  4. Step 4: Simplify right side
    652,040.08x = 174,802,418,567.09
  5. Step 5: Solve for x
    x = 174,802,418,567.09/652,040.08
  6. Step 6: Final answer
    x = 268,085.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.