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Finding the Fourth Proportional to 652,007.58, 978,003.45 and 178,692.54

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Solution

The fourth proportional to 652,007.58, 978,003.45 and 178,692.54 is: 268,036.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,007.58 : 978,003.45 = 178,692.54 : x
  2. Step 2: Convert to fraction form
    652,007.58/978,003.45 = 178,692.54/x
  3. Step 3: Cross multiply
    652,007.58x = 978,003.45 × 178,692.54
  4. Step 4: Simplify right side
    652,007.58x = 174,761,920,609.26
  5. Step 5: Solve for x
    x = 174,761,920,609.26/652,007.58
  6. Step 6: Final answer
    x = 268,036.64

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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.