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Finding the Fourth Proportional to 652,321.30, 978,437.94 and 178,967.02

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Solution

The fourth proportional to 652,321.30, 978,437.94 and 178,967.02 is: 268,438.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,321.30 : 978,437.94 = 178,967.02 : x
  2. Step 2: Convert to fraction form
    652,321.30/978,437.94 = 178,967.02/x
  3. Step 3: Cross multiply
    652,321.30x = 978,437.94 × 178,967.02
  4. Step 4: Simplify right side
    652,321.30x = 175,108,122,376.74
  5. Step 5: Solve for x
    x = 175,108,122,376.74/652,321.30
  6. Step 6: Final answer
    x = 268,438.46

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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.